The answer is Do the laundry
Answer: Lo
Ellos quieren el <u>libro.</u>
Ellos lo quieren.
They want it
Explanation: The direct object pronoun is "lo", because replaces the word "libro", wich is a masculine, singular noun.
1-correct
2-incorrect
3-correct-
4-correct
5-incorrect
6-correct
7-correct
8-correct
Your answer is b. see a movie