The correct answer to the question is:
Martin Luther King Jr.
1. Martin Luther King Jr. started the Southern Christian Leadership Conference (SCLC) in Montgomery, Alabama in the 1950s.
2. The SCLC was founded in 1957 and played a significant role in the civil rights movement.
3. Martin Luther King Jr. was a prominent leader in the fight for civil rights and equality, advocating for nonviolent protest and social change.