Cotton gin and interchangeable parts
Answer:
Culture
Explanation:
The characteristics of prehistoric art would vary acccouding to culture, beliefs, and the individual artist. The characteristics would be in the materials used, it being charcoal, ash, pigment, or carvings in stone or wood.
The main way in which Roosevelt changed the role of the U.S. president during the New Deal is that he became extremely "active" in the US economy and social structure--in that through the New Deal the federal government played an unprecedented role in helping the economy recover from the Great Depression.
The Assyrians were invaded since they controlled the Fertile Crescent
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