What might explain the real-world results, show in the graph to the right, for one class of twenty students? Check all that apply.
A. Fourteen people were immune at the beginning.
B. Noninfected individuals never came into contact with infected individuals.
C. A few people were immune at the beginning, and other people never came into contact with the disease.
D. The people who became sick got better before they could pass on the disease.
Answers: 1
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What might explain the real-world results, show in the graph to the right, for one class of twenty s...
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