Please can you help me answer these 3 question

What kind of relationship did the soviet union have with the united states in 1945

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

Plz the 10 places that charles darwin stopped at to report his findings, and include dates?