A. Synthesize, if he is compiling multiple sources together.
Answer:
My sister is thinner than me.
Explanation:
You should know that "My sister is thinner than I" is actually the more grammatically correct version. Yes, really.
I would definitely go with C. a topic sentence. While A. is never a bad idea, essay paragraphs tend to get marked as off topic if there is not a topic sentence. Hope this is helpful!
<span>R. K. Narayan, full name Rasipuram Krishnaswami Iyer Narayanaswami, was an Indian writer, best known for his works set in the fictional South Indian town of Malgudi</span>