Was founded by Martin Luther King Jr. and challenged southem segregation with nonviolent civil disobedience and organized marches, protests, and demonstrations.

Which of the following lists correctly orders the earth's layers from its innermost layer to its outermost layer? a. mantle, inner core, outer core, crust b. crust, inner core, outer core, mantle c. crust, mantle, outer core, inner core d. inner core, outer core, mantle, crust