The natural barrier that protected egypt in the south was the a. sahara b. cataracts c. red sea d. sudan

Who built the first turnpikes in the united states? a) the national government b) state governments c) private companies d) town councils

How did the nazis lead germany to war in europe and, with their collaborators, kill millions—including systematically murdering six million jewish people?

1. describe at least 3 similarities or differences between homo habilis and australopithecus 2. describe at least 3 similarities or differences between cro-magnon and neanderthals.