Q: Blockbuster increased the time allotted for customers to return videos, so they would not be able to rent videos out quicker now.
Who they is?
A: customers

Q: Mr. Sanders gave James a promotion because he appreciated his good work.
Who he is?
A: Mr. Sanders

Q: The Disney characters at Disney World entertain the audience since they are paying good money to having an enjoyable experience.
Who they is?
A:
the audience