If I were to answer this I would say A
I don't really know what you mean by this, unless it's a line or strings.. .w.
Answer:
The thought of us residing in utter blindness petrified me! or you could use For a long time he could not utter a word, so that the Rhetor had to repeat his question.
Explanation:
I think, and am pretty sure the answer is B. Social Sci-fi