The first empire in the americas were established by the incas true or false

i think it's a)sparta

worcester v. georgia, legal case in which the u.s. supreme court on march 3, 1832, held (5–1) that the states did not have the right to impose regulations on native american land. andrew jackson refused to enforce the ruling, the decision form the basis for most subsequent indian law in the united states.

islam spread slowly through much of africa through trade and preaching.

according to my calculation, the answer is d.