The part where Zaroff tried to include Rainsford in his sick hunting game would be the best portray Zaroff as Rainsford's foil i think.
Beside that, they both actually are very similar with one another
Answer:
c. scarce...........
famine is often caused by scarce food
Because the doctor feels the woman Is more important
A, In Fact, studies by scientists have found......
In fact followed up by an actual factually proven statement!