【单选题】In the article How are boys and girls brought up, the author tried to make a distinction between boys and girls on 3 points, which sentence below is not the topic sentence?
A.
Boys and girls grow up wearing different clothes.
B.
Boys and girls play with different types of toys.
C.
Boys and girls like distinct types of s.
D.
Boys and girls are raised in approaches that vary according to their gender.