Question

How does the author structure the passage to support why the boycott was not a "fruitless endeavor"?

A.
by providing in the subsequent paragraphs the public's reaction to the Montgomery Bus Boycott
B.
by providing in the subsequent paragraphs the resulting changes in the way people commuted to places
C.
by providing in the subsequent paragraphs the historical significance of the Civil Rights Movement
D.
by providing in the subsequent paragraphs the successes of the Montgomery Bus Boycott