What is a major difference between the poetry of emily dickinson and the poetry of walt whitman?

A. Dickinsons poetry addresses many topics at once, whereas whitmans poetry focuses on a single topic

B. dickinsons poetry addresses serious subjects whereas whitmans poetry is light and funny

C. Dickinsons poetry focuses on topics only woman can relate to whereas whitmans poetry speaks only to men.

D. dickinsons poetry focuses on single subjects whereas whitmans poetry covers many subjects