Researchers at a major American university plan a scientific study to investigate lifestyle factors that contribute to heart disease. Which of the following activities is most likely to be a component of their research efforts?
A. Obtaining the approval of the Federal Trade Commission (FTC) to conduct research on human subjects
B. Announcing the results of the study on a popular TV program
C. Using a single-blind study that includes placebos to test the question
D. Submitting an article describing the study and its results to a peer-reviewed journal
Answer: D
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What will be an ideal response?
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