What is the phase 3 of Grass Roots SNCC (Student Nonviolent Coordinating Committee)? 1)Phase 3 focused on organizing voter registration drives in the South. 2)Phase 3 involved advocating for desegregation in schools and public facilities. 3)Phase 3 aimed to increase economic opportunities for African Americans. 4)Phase 3 focused on promoting nonviolent protests and civil disobedience.