Select the best topic sentence for a body paragraph explaining the character trait that makes Sherlock Holmes a respected detective. (2 points)

a
Sherlock Holmes solved mysteries by focusing on facts instead of judgments.

b
Sherlock Holmes solved mysteries that were very challenging and strange.

c
Sherlock Holmes was a world-famous detective who lived in England.

d
Sherlock Holmes was a friendly man who was liked by everyone who met him.