A) government welfare and relief programs were greatly expanded
The African-American in Montgomery, Alabama resumed riding buses when the United States Supreme Court that segregation of buses is unconstitutional. The Montgomery Bus Boycott took place in December 5, 1955 to December 20, 1956 in which African-Americans declined to ride buses as a civil rights protest after Rosa Parks was arrested due to her refusal to give her seat to a white man.
I think the letter B is the answer
