Answer: I think it is C?
Explanation: Based on the info, it talks about what the Renaissance caused and has the plague done.
Answer: A) He has already been to the asteroid.
Explanation: In the given lines we can see Kenniston talking to another person, they are discussing whether or not they have to go back to an asteroid and that in order to do that, they need to find a ship. An inference is something that the text doesn't say in a literal way, but that we can understand when we read the text, in this case we can infer that Kenniston has already been to the asteroid because he said "we've got to get back".
I can't think of four things but I was always taught to always cite everything. Even if you think something is an original idea or phrase, look it up and make sure and if someone else has said that just put it in your work cited because that could be considered plagiarism. Also always cite direct quotes
This part of the excerpt seems to be correct as it reveals that the diet alone is responsible for his ninth birthday: "It had plenty of room to expand, thanks to the spare diet of the establishment; and perhaps to this circumstance may be attributed his having any ninth birth-day at all."