Answer:
A
Explanation:
This line is not talking about his morals, or interests in general. So, from the given answers C and D are off the list from the possible answer. Now, because it says " not unacquainted", it is leaning toward the fact that he had basic or any kind of knowledge beforehand. So, the right answer indeed is A.
A., C., and D. are all correct
Answer:
Dialogue is not needed in a summary text
D. gerund phrase as a direct object
Gerund is one of three kinds of verbals. Like all verbals, gerunds are nouns derived from verbs. Gerunds end in -ing. In the sentence, "leading" is the gerund. This gerund phrase is used as the direct object.