Over the past 5,000 years, political units have:
a. grown steadily smaller in size.
b. grown steadily larger in size and fewer in number.
c. eliminated multinational corporations.
d. promoted individual freedoms.
e. eliminated slavery.
Question 2
Many people see the worldwide spread of fast food giants as a sign of:
a. excellent economic growth in third-world countries.
b. a coming epidemic of worldwide obesity.
c. homogeneous global culture.
d. a growth in cultural misunderstandings.
e. worldwide cheap food availability.
Large size can provide a refuge from predators. While young African elephants may be vulnerable to p
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