Which statement best describes how the Great Rift Valley in Africa formed? The rift valley formed when the crust pulled apart. The rift valley formed due to subduction. The rift valley formed similarly to an island arc. The rift valley formed at a convergent boundary.

Why did the medicine lodge creek treaty fail to bring peace to west texas? a. native americans protested the sale of weapons on reservations. b. supporters of the treaty face discrimination in their own communities. c. the united states government and native americans both refused to fully carry it out. d. the united states government prevented its military from entering reservations.