John thanked Bill because he had needed help.

Who is "he" in this prior sentence?
OPTIONS:
- John
- Bill
John
Buy More Book Store sends brand new books to customers, but they sometimes end up sending used books instead.

Who is "they" in this prior sentence?
OPTIONS:
- Buy More Book Store
- customers
Buy More Book Store
The coach told the captain that he was fired.

Who is "he" in this prior sentence?
OPTIONS:
- The coach
- the captain

the captain