The approximate number of discrete languages that exist in the world today is ________
a. 100
b. 550
c. 1,400
d. 7,000
e. 10,000
ANSWER:
d
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Topographic maps are useful for archaeologists because they contain information on
A. ancient vegetation. B. weather patterns. C. the shape of the land. D. soil distribution.
Ethnographers are rarely totally accepted by the people with whom they are working
a. True b. False
The human brain reached its current size about ________ years ago.
A. 300,000 to 400,000 B. 100,000 to 200,000 C. 200,000 to 300,000 D. 400,000 to 500,000
In certain athletic events, such as marathons and swimming, __________
A) the differences in males and females are disappearing as training becomes more equal B) women have improved so much that they now regularly outperform the men C) the greater biological capacity for these activities in men has been well documented D) sex-based differences are rare enough that men and women could compete together