42. Which of the following is the most appropriate topic sentence for the paragraph below?
(A) A lot of teenagers like to daydream.
(B) All college students should learn to daydream.
(C) Daydreaming has several benefits.
(D) Daydreaming is more useful than exercise. _______________ Daydreaming allows us to exercise our imaginations. When we daydream we feel relaxed and it can reduce our stress. Often, solutions to difficult problems pop into mind while a person daydreams.