. What descriptions about Zaroff’s physical features serve to warn Rainsford (and the reader) about the man’s brutal nature?

A few descriptions about Zaroff's physical features serve to warn Rainsford and me are his high cheekbones, a very pointy nose, his black like eyes, and his two very pointed teeth.

since it is asking for her reaction to elnora's trouble at school you can rule out any answers with a positive response (b). then you can rule out (d), this is because it does not show the mother's reaction but the daughter's response. that leaves you with two options (a) and (c), by looking at the options you can rule out (c) because it isn't referring back to elnora's issues at school.