In 1990, an estimated 75 percent of email and 80 percent of computer data around the world are transferred in what language?
a. Chinese
b. Arabic
c. English
d. Spanish
Answer: c
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Spoken language is the one trait that is unique to humans
Indicate whether the statement is true or false
Autonomous or independent political units, often consisting of little more than an extended family, with informal leadership vested in one of the older family members are called:
a. simple bands. b. composite bands. c. simple tribes. d. composite tribes.
________ consists of small changes over dramatically long periods of time, slowly adding up to significant change and, potentially, speciation.
A. Phyletic gradualism B. Punctuated equilibrium C. Speciation D. Allopatric speciation
Why do social scientists use wealth as the primary indicator of class status in the United States?
a. Wealth is relatively easy to measure. b. Wealth can be used to gain access to political power. c. Wealth generally correlates with the ownership of productive resources. d. All of these are reasons for relying on wealth as an indicator of class.