Answer:
I am pretty sure it would be the second one.
Explanation:
I think this because the title of the paragraph is "Life Without Gravity" would mean to live without gravity, and the second one is talking about astronauts living without gravity.
Your answer is going to be C.
Answer:
The excerpt is from a memoir because the writer is the main character. the writer creates fictional dialogue. it is written like a news report. it is part of a novel set in the past.