Why Were Racially Integrated Freedom Rides Planned Through the South

Why were racially integrated Freedom Rides planned through the South in 1961?

A) to test southern compliance with court orders banning segregation in interstate travel and terminal accommodations
B) to bus black and white college students to southern cities to organize lunch counter sit-ins
C) to confront white segregationists in violent rallies planned in Alabama and Mississippi
D) to force southern colleges and universities to enroll African American students