I think it would be B or possibly C but for sure not A or D.
(I recently did a project about this book)
Nick seemed to care about a lot of the characters, marking A and D off the list. Wilson also seemed to have cared about people (especially when Myrtle died). I feel that Myrtle didn't seem to care about people whereas Myrtle seemed to be embarassing some of the characters.
It usually means in a competition that there is basically a tie
Like The Giver, he will not be allowed to talk about his work, not even to his wife; because books are forbidden to citizens, he will not be allowed to share them with anyone.
An idiom is a phrase used to represent something that has nothing to do with it and is not literal. For example: raining cats and dogs means it's raining hard and not literally raining animals. Seething with rage is not an idiom as seethe basically means mad or angry. Angry or mad with rage can be literal and is not an idiom.