Which characteristics best describe aaron douglass's painting, song of the towers?

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

Which of the following is/are a major technological advances of the mayan civilization? a. the calendar c. math b. architecture d. all of the above

What evidence is there in this document that the policy was a good idea?