The correct answer should be additionally.
The word additionally would provide the best transition between these two sentence. It is so because you have one idea in the first sentence, and then you want to show another idea very similar to the first one in the second sentence. Using additionally to convey that is the way to go.
Rainsford’s response to Zaroff indicates that: <span>A.he is opposed to the idea of hunting humans
From the conversation between Rainsford and Zaroff, we can conclude that even though Rainsford loves hunting, he considered hunting humans being is considered a murder and he thought that Zaroff is losing his mind for even mentioning it.</span>
The answer is who because whom is not really saying what she is wondering
