How did the test originate? It decides whether a state law amounts to an "establishment" of religion. It stems from Lemon v. Kurtzman in 1971.
Answer:
Paleolithic Age or Old Stone Age
First answer is A
Second answer is D
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A prairie schooner is just a fancy name for a covered wagon, which was used to bring people and/or goods across land.
Deserts and rainforests acted as barriers to migration and trade. Numerous waterfalls and rapids that hindered migration and trade between the coast and the interior.