B- Everyone must face his or her fears differently
What I interpret "cut the cord" to mean is to become independent of something. Therefor I think the anwers are C) Stop depending on his parents E) Leave the farm.
You can conclude that Rita enjoys being active and being around friends and family, so when she didn't have anything to do the rest of the summer she grew bored and lazy, which caused her to count and dwell on the fact that her friends weren't with her and how many days were left until they were.
The answer is most likely C, can a robot dominated government run a human society. The assumption here is that robots already have dominated human kind. Because of their machine intelligence, they don't feel like humans do and therefore persecute those who are against the government. This shows a dystopian universe.
