Although the many advocacy groups of the 1960s led different types of protests, most
used nonviolent resistance effectively.
used violent resistance ineffectively.
promoted african american self-determination.
promoted african american segregation.

It mostly used nonviolent resistance effectively

Explanation:

The king had employed a strategy that was not violent and obeyed the opposition in resisting the boycott. The writings of David in Disobedience impressed the king. However, the king will not believe the idea of Christians, so he applied social action and started reading the teachings of Gandhi. He said that the reason for raising the weapon was to fight nonviolently .

The movement in America was the main counterculture element that was used to ensure there was no violence and everybody had equal rights as stated in the laws of the constitution

the answer would be logic.

the answer to this question is the third option. hope this