What Was the Initial Goal of the Montgomery Bus Boycott

What was the initial goal of the Montgomery bus boycott?

A) to challenge the legality of segregated seating
B) to create a semi-segregated seating arrangement on a first-come, first-served basis
C) to challenge the racial discrimination in the hiring of bus drivers
D) to make the bus fares equal for white and black passengers
E) to bring more bus routes to African American neighborhoods