Answer:
2nd option but you might want to check again
It is Sam Border if you didn't know. To know what a main character is it is the character who is talked about throughout the whole book and/or is on the cover on the book. It is a strategy to know the main character(s) of the book. I hope this helps.
Answer:
As a result, most of the relationships are becoming tense. People have been stuck up in the attic with each other for a very long period of time, and they are growing restless.