Question:
Hulu has had tremendous growth of subscribers over traditional cable provider Dish Network since they are charging too much for their plan.

they
Answer:
Dish Network
Question:
James always gives orders to Owen because he is very bossy.

he
Answer:
James
Question:
Mr. Sanders gave James a promotion because he appreciated his good work.

he
Answer:
Mr. Sanders
Question:
The students fell asleep during the professor's lectures because they were boring.

they
Answer:
the professor's lectures