Which Sentence Makes a Suitable Topic for a Comparison or Contrast

Which sentence makes a suitable topic for a comparison or contrast paragraph?

A) My mother enjoys bicycling in the winter.
B) On the one hand, I hate broccoli, and on the other hand, I will eat broccoli if my mother makes me.
C) There are three dogs in my neighborhood.
D) My father was a stricter disciplinarian than my mother.