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Verbal Reasoning
Verbal Reasoning
Hard
Which of the following statements is correct?
A
Natural disease recovery was the sole method used in early research to identify how the body protects itself.
B
Attenuated vaccines induce immunity in a controlled manner while preventing the onset of the actual disease.
C
Because clinical trials are rigorous, all biological interventions are guaranteed to be safe for public use.
D
The primary purpose of clinical trials is to determine if a vaccine can induce immunity without causing illness.
Select an option first
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