Throughout much of the last 3 million years, known as the glaciers covered much of north america.

The 5th term in a series of even number that begin 3x

The meseta in spain is a a. navigable river b. castle c. coastal plain d.plateau

The world wars of the twentieth century immediately led to a. the establishment of a communist bloc in eastern europe b. the urbanization of europe’s societies c. an emphasis on humanism d. an emphasis on ties to greek and roman societies select the best answer from the choices provided. a b c d