Question

As the idea of Black Power began to take hold, the SNCC

welcomed the assistance of whites.

became more dedicated to nonviolence.

embraced the teachings of Islam.

took a more militant approach.

Answer 1

Generally speaking, as the idea of Black Power began to take hold, the SNCC "took a more militant approach," since the idea behind the Black Power movement was not to sit idley by and wait for rights. 

Answer 2

took a more militant approach.