All humans were foragers until approximately
A. 10 million years ago.
B. 1 million years ago.
C. 100,000 years ago.
D. 12,000 years ago.
E. 1,000 years ago.
D
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Foraging bands
a. are mobile groups of usually no more than 50 people. b. generally consist of relatives by birth or marriage. c. are flexible groups that break into smaller groups in times of scarcity. d. All of these are true of foraging bands.
Assemblage refers to:
A. all of the artifacts from a given site B. all of the artifacts from a site made from the same material C. the materials used to create or assemble tools D. the waste produced in the process of tool manufacture
Big Trucking Company has purchased a $100,000 dump truck that has a useful life of 8 years. After the first year of use, the market value of the dump truck falls to $70,000. If the highest one-year return available is 10 percent, what is the one -year return from selling the dump truck?
A) $10,000 B) $7,000 C) $60,000 D) $70,000
The discovery of Gatecliff Shelter in Nevada was in part a result of
a. old-fashioned "gumshoe survey.". b. the detailed knowledge of the landscape that many of the crew members possessed. c. the fact that the shelter was a local attraction, well-known by the people of Austin. d. oral traditions that had passed down through the generations. e. reading history books.