Which of the following sentences could work as a topic sentence of an example paragraph?
A. All aspiring authors should follow the example of J. R. R. Tolkien.
B. Most people respond to J. R. R. Tolkien's work with admiration, but there are some exceptions. O
C. When I read J. R. R. Tolkien's books for the first time, I was astonished by his attention to detail.
D. J. R. R. Tolkien was a brilliant author.​