After her death, Victor seems to feel remorse and guilt because he is aware of what he did, because of the monster he created two family members are dead. Bu, at one point, these feelings turned into anxiety, it might give the reader the idea that he is impossible to figure out. This attitude might foreshadow what happens in Geneva and his decision of keeping the monster alive. It might be interpreted that more obscure things are about to happen.
Based on the given sentence above, the correct answer for this would be the third option. Basing on the point of view of the speaker, we can say that it is in the third person in which he/she means of Akiko. Since Akiko is only one, this is considered as singular. Hope this answer helps.
B
Pretty sure this is right
A bag is the indefinite article so i would guess c
A memoir is a sharing of perspectives on one's own life.