boheom hoesa jigwoni gyotongsagoreul baro cheorihaeyo.

이/가 is the subject marker. It marks 직원 as the person doing the action: the employee is the one who handles the traffic accident.

In this sentence, 직원이 is the most neutral way to say the employee handles...

If you changed it to 직원은, the meaning would still be similar, but the nuance would shift:

• 직원이 = focuses on who does it
• 직원은 = sets the employee as the topic, or contrasts them with someone else

So 직원이 fits well if you are simply stating who performs the action.

를/을 is the object marker. It marks the noun that receives the action of the verb.

Here:

• 교통사고를 = the traffic accident is what gets handled/processed
• 처리해요 = handles / processes / takes care of

So the structure is:

• 직원이 = subject
• 교통사고를 = object
• 처리해요 = verb

Korean often stacks nouns together to make one noun phrase.

Here, the final noun is the main one:

• 직원 = employee

The nouns before it describe what kind of employee:

• 보험 회사 = insurance company
• 보험 회사 직원 = insurance-company employee / employee of an insurance company

So in Korean, this kind of noun chain is very common. The last noun is usually the core noun, and the earlier nouns modify it.

In this sentence, 바로 most naturally means right away or immediately.

So 바로 처리해요 means:

• handles it immediately
• takes care of it right away

Depending on context, 바로 can also mean things like:

• directly
• straight
• exactly

But here, with 처리하다, the most natural meaning is promptly / right away.

처리해요 comes from the dictionary form 처리하다.

Breakdown:

• 처리 = processing, handling, dealing with
• 하다 = to do
• 처리하다 = to handle, process, take care of
• 처리해요 = polite present-style form

So 처리해요 means something like:

• handles
• is handling
• takes care of

The exact English tense depends on context, because Korean present forms can cover several English possibilities.

Korean normally uses Subject-Object-Verb order, so the verb usually comes at the end.

This sentence follows that pattern:

• 보험 회사 직원이 = subject
• 교통사고를 = object
• 바로 처리해요 = adverb + verb

In English, you would say The employee handles the traffic accident right away, but in Korean the action verb comes last.

Because 바로 is an adverb, and Korean adverbs usually come before the verb they modify.

So:

• 바로 처리해요 = handles it immediately

That placement is very natural in Korean. Adverbs are often flexible, but putting 바로 right before the verb is clear and common.

처리해요 is in the polite casual style, often called the 해요-style.

It is:

• polite
• natural in everyday conversation
• less formal than 처리합니다

Compare:

• 처리해요 = polite everyday speech
• 처리합니다 = more formal, official, business-like

So this sentence sounds polite and normal, not overly formal.

Korean does not have articles like a, an, or the.

So:

• 직원 can mean an employee or the employee
• 교통사고 can mean a traffic accident or the traffic accident

The exact meaning depends on context.

That is very normal in Korean. Learners often want to insert English-style articles mentally, but Korean usually just leaves them out.

By itself, 직원 is not clearly singular or plural in the way English often is.

Depending on context, it could mean:

• an employee
• the employee
• an employee as a general type

If you specifically wanted to mark plural, you could say:

• 직원들이 = employees

But Korean often leaves number unmarked unless it is important.

Yes. You could say:

• 보험 회사 직원은 교통사고를 바로 처리해요.

That would still be grammatical, but the nuance changes.

Very roughly:

• 직원이 = emphasizes the subject as the doer
• 직원은 = introduces the employee as the topic, or contrasts them with someone else

For example:

• 보험 회사 직원은 교통사고를 바로 처리해요. 경찰은 조사를 해요.
  • The insurance company employee handles the traffic accident right away. The police do the investigation.

So both are possible, but 이/가 and 은/는 are not interchangeable in nuance.

Yes. In this sentence, 보험 회사 functions together as insurance company, and then it modifies 직원.

So the bigger chunk is:

• 보험 회사 직원 = insurance company employee

You may also see compound nouns spaced a little differently in real Korean writing, but for learning purposes, the key point is that 보험 회사 works as one descriptive unit before 직원.

Yes. Korean often omits subjects or objects when they are already clear from context.

For example, if everyone already knows who is being discussed, a speaker might simply say:

• 교통사고를 바로 처리해요.
• 바로 처리해요.

But in a textbook sentence, the full version is often shown so the grammar is easier to understand:

• 보험 회사 직원이 교통사고를 바로 처리해요.