I think it’s a or d hope that helps
Answer:The Kerner commission left scant doubt that it regarded white racism as the tinder igniting the 1960s riots. Anger over policing and inequality boiled over in 1967 in protests and violence across the United States. A landmark report warned that without major changes, it would happen again.
Explanation:
d. lower labor costs during the costs that are usually in the us with less workers less costs