The montgomery bus boycott proved

a. change could be achieved through peaceful means
b. change could only happen through violent protest
c. violence leads to additional violence in protests
d. peaceful protests are an ineffective method of change

The right answer is "The Montgomery Bus Boycott proved that change could be achieved through peaceful means."

Explanation:

the constitution of the united states gave congress the absolute authority over immigration laws

montesquieu took the view that the roman republic had powers separated so that no one could usurp complete power. in the british constitutional system, montesquieu discerned a separation of powers among the monarch, parliament, and the courts of law.