Which of the following best describes the time period when communities began to agree on collective action to stay healthy?
a. When industrialization occurred
b. When large urban centers began to develop and the population expanded
c. When people gathered together to settle in villages
d. When people were nomads engaged in hunting and gathering
ANS: D
Primitive prehistorical societies had health practices to ensure their survival. Isolation and fumigation were used for thousands of years. This time period is best described by when people were nomads engaged in hunting and gathering. Industrialization, development of large urban centers, and settlement into villages do not describe this time period.
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