You didn't underline anything, so we cannot know for sure what the correct answer is. However, I'll just write down the entire infinitive phrases in these sentences, and you can see the answer based on that:
1. to see a great play
2. to cheer good plays
3. to practice until you know all the plays
Answer: he is asking his father to let him leave.
Explanation:
I took the quiz
Rhythm is a patterned repetition of a motif, formal element, etc., at a regular or irregular intervals in the same or modified form.
Answer:
Books have no time limits for telling words
I think the answer is A. Also trying to put the information into your own words.