Why did the king and queen of Spain send Columbus on a voyage? to search for gold in Africa
to establish a navigation school
to sail across the Atlantic Ocean to Asia
to develop trade with the Iroquois people

How does the supremacy clause of the u.s. constitution affect the states? o a. it requires each state to establish a supreme court. b. it declares that the federal government can take away state powers if necessary. o c. it allows state governments to overthrow the federal government if necessary. o d. it ensures that the u.s. constitution overrules each state constitution