How do the headings in the passage help to develop the
author's ideas?
A. They present sections that each explain how the
March affected progress in the areas of voting
rights, job opportunities, and desegregation
B. They summarize the central causes that
participants were marching for and the progress
made in areas as a result of the March.
C. They highlight the contributions of different groups
participating in the March and evaluate their
impact in the community.
D. They introduce sections that discuss why the
March came to be, how it was put together, and
what outcomes occurred​