Which pronoun has an unclear antecedent in the following sentences?

The sixth-grade students liked volunteering their time to read to the elderly people in the hospital. It made them happy.

Respuesta :

Answer:

I thinkyour answer is it.

Explanation:

Answer chocices

Group of answer choices

No unclear antecedents

Their

It

Them

Answer:

I think your answer is it

Explanation: