Question

Which sentence contains a pronoun with an unclear antecedent?

A. Qasim put his library book into his backpack but lost it.

B. Several of my friends said their books are overdue.

C. The librarian said he would find the reference book.

D. Martha and Tony did their homework in the library.

Answer 1

a.

Step-by-step explanation:

Answer 2

A. Qasim put his library book into his backpack but lost it.

Step-by-step explanation:

What is unclear is whether the pronoun 'it' refers to the book or to the backpack.