Although the many advocacy groups of the 1960s led different types of protests, most

Answer

Most used Nonviolent resistance (NVR)

Explanation

The many advocacy groups of the 1960s led different types of protest, but most of these protests were nonviolent actions. This is a practice of attaining goals such as social change through symbolic protest, civil disobedience, economic/political noncooperation and other methods while maintaining a peaceful process. For example, Martin Luther King was a championed nonviolence leader who used a national holiday to stage peaceful protest for millions of black people against discrimination in the 1960s.