The answer is probably C. gustan is in plural which matches up with the rest of the sentence
Answer: These are the right answers:
7. limpien
8. pongan
9. salgas
10. haga
11. que vayamos
12. que estudien
13. pasen
Explanation: Just to elaborate a little on the answer, it can be added that in this exercise they are asking you to complete the sentence with the right form of the verb in brackets. The mood that you must use is the subjunctive, which refers to information or actions that are more a possibility than a fact: "It is important that <em>you clean</em> the house," "I advise you <em>to not go out</em> with him," and so on.
B. Que te gusta mas? is your answer
because it means what do you like the most .
