Their, since the sentence is refering to two people.
1.) are
2.) is
3.) are
4.) was
5.) is
6.) am
7.) were
8.) is/was
9.) am
10.) were
I know this is late, but the answer is D. He admires Brutus.
Disregarded. The answer is D.
it would most likely be D
Explanation: for the wasy the '"aunt" was confused of what musical comprehension was which makes it feel like she is not intrested