Answers FL-2100310-United States History Sem 2 - Flex Unit Test — Unit testQuestion 20

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Question 20 • FL-2100310-United States History Sem 2 - Flex

Jonas Salk became well known in the early 1950s because he

Answer

A

starred in a popular movie called Rebel without a Cause.

B

led a movement of people who refused to conform to social trends.

C

introduced a way to mass-produce homes and reduce their costs.

D

developed a vaccine that virtually eliminated polio from American society.

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