It's been a while since I read it, but I think it's because he's strong, isn't trustworthy (although he makes people think he is), and in the last few chapters I think it's pretty obvious.
It is insufficient; it only explains how one part if the community - library employees - will be affected.
Answer: The answer is It tells the reader that Collins was nervous because Armstrong and Aldrin’s craft was strange.
Explanation:
Four.!
One of the prisoners was his own fatherrrrr