Answer choice A maintains the correct translation of "some" will answer choice B says "could." "Could" naturally can take place but we are looking for the "some" translation.

By picking E you dig yourself into a whole saying that great artists can only create artwork with deep emotions. This can't really be inferred from the passage as we're taking about the relation between feeling emotion and being able to create artwork that expresses that emotion. The whole computer thing can throw you off but you need to move past it and see the correlation it is trying to explain. In short D is saying that if you can't express deep emotions you can't create great artwork; in this case it is the computer doing the action.

D is wrong because you're presenting a necessary condition between going to medical school and being good at biology. This has nothing to do with the stimulus. The stimulus is explaining a possible confusion in a causal relationship in which a third factor causes A and B. not that A causes B. Thus answer choice A is correct because it explains to you that a third factor, poor hearing, could cause a loss of attention in class and poor performance.

Do schools see that you took the exam and cancelled your result? Or do they not know that you cancelled your score?

I don't know how your school works but for my school specified that if I wanted my most current grades to be reflected, I would need to resubmit the transcript.