Which civil rights leader led the montgomery bus boycott?

rosa parks
malcolm x
thurgood marshall
martin luther king jr.

Martin Luther King Jr

Explanation:

Montgomery Bus Boycott. The U.S. Supreme Court ultimately ordered Montgomery to integrate its bus system, and one of the leaders of the boycott, a young pastor named Martin Luther King, Jr., emerged as a prominent leader of the American civil rights movement.

federal power is further limited with a system of checks and balances that gives each branch of government a measure of power over the others.

explanation:

i think it's a)sparta