Magistra rogat utrum locutio “sub mensa” recta sit necne, et discipuli respondent rectam esse.

Latin shows this mainly through case and verb endings.

• magistra is nominative singular, so it is the subject of rogat
• rogat means she asks or the teacher asks
• discipuli is nominative plural, so it is the subject of respondent
• respondent means they answer or the students answer

So the structure is:

• Magistra rogat = the teacher asks
• discipuli respondent = the students answer

Because Latin marks subjects clearly, it does not rely on word order as much as English does.

This is a very common Latin way to introduce an indirect yes/no question.

• utrum = whether
• necne = or not

So utrum ... necne means whether ... or not.

Here, the teacher is not asking for a choice between two different things. She is asking whether one statement is true or not true. Latin often frames that as:

• utrum X sit necne = whether X is or is not

It is a very standard pattern, especially after verbs like rogat.

necne is not just an ordinary negative like non. In this pattern, it means or not and completes the yes/no question.

So:

• non simply negates something
• necne gives the second half of the alternative: or not

That is why utrum ... necne works as a pair.

A rough comparison:

• utrum recta sit necne = whether it is correct or not

Using non by itself would not give the same neat paired structure.

Because this is an indirect question, and Latin normally puts the verb of an indirect question in the subjunctive.

The direct question would be something like:

• Recta estne locutio ... ?

But after a verb like rogat, Latin changes the question into indirect form:

• rogat utrum ... recta sit necne

So sit is the present subjunctive of esse. This is normal Latin grammar for indirect questions.

Because the two parts use different constructions.

In the first part, after rogat, you have an indirect question:

• utrum locutio ... recta sit necne

In the second part, after respondent, you have an indirect statement:

• rectam esse

Latin usually reports statements after verbs like say, answer, think, and similar verbs by using an accusative + infinitive construction.

So:

• sit = subjunctive verb in an indirect question
• esse = infinitive in an indirect statement

That is why the grammar changes.

In the first clause, recta agrees with locutio, which is nominative singular feminine:

• locutio ... recta sit
• both locutio and recta are nominative singular feminine

In the second clause, Latin is using indirect statement. In that construction, the subject of the infinitive is normally accusative, and anything agreeing with it is also accusative:

• understood: locutionem rectam esse or eam rectam esse

Even though the noun itself is not written out, rectam shows you that the understood subject is feminine singular accusative.

So the difference is:

• recta with nominative locutio
• rectam with an understood accusative subject in indirect statement

Yes, most likely an understood accusative subject is omitted because it is obvious from the context.

The fuller version could be:

• discipuli respondent locutionem rectam esse
• or discipuli respondent eam rectam esse

Latin often leaves out words that are easy to supply from context. Since everyone is already talking about the expression sub mensa, the sentence can simply say rectam esse.

So the students are answering that it is correct, with it understood.

Because sub can take either the ablative or the accusative, depending on the meaning.

• sub + ablative = location, under
• sub + accusative = motion toward, to a position under

So:

• sub mensa = under the table, in a stationary sense
• sub mensam = to under the table, or moving beneath the table

Here the phrase is just being discussed as an expression meaning location, so the ablative mensa is correct.

locutio is a third-declension feminine noun.

Its basic forms are:

• nominative singular: locutio
• genitive singular: locutionis
• accusative singular: locutionem

In this sentence, it appears in the nominative singular because it is the subject of sit in the indirect question:

• locutio ... recta sit

That is also why recta is feminine singular nominative there: it agrees with locutio.

Yes. Latin word order is much more flexible than English word order because the endings show the grammatical relationships.

This sentence keeps things in a clear, natural order:

• main clause: Magistra rogat
• indirect question: utrum ... sit necne
• new main clause: et discipuli respondent
• indirect statement: rectam esse

But Latin could rearrange some parts for emphasis. For example, discipuli or rectam could be moved earlier. The endings would still show how the sentence works.

So the word order here is normal and clear, but it is not the only possible order.