Do archeologists study dinosaur bones

Amain reason most irish immigrants came to the united states in the mid-1800s wasa) to find jobs as skilled workers.b) to escape a potato famine.c) to live in less-crowded conditions.d) to escape religious persecution.

Government powers not provided to the national government in the us constitution but are rather given to the states by the 10th amendment is called?

Which term describes the soviet policy the expanded freedom of the press and allowed criticism of the communist party during the cold wara: containment b: perestroikac: detente d: glasnost