31. Statistics indicate that approximate every 22 years--within a range of 3 to 4 years--a major
drought occurs in the United States. A
28. Paleoanthropologists examine fossil remains of extinct primates, while physical
anthropologists concern with ethology study the behavior of primates in their natural
settings. B
19. Art Deed, a style of design popular in the 1920's and 1930's, was used primarily in furniture, jewel, textiles, and interior decoration. C
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