A researcher observes that first-grade children who only eat foods sweetened with honey seem to behave the same as first-grade children who eat foods sweetened with cane sugar. After making the observation, the researcher decides to conduct a study to explore whether eating honey has any affect on school-age children's behavior. The researcher wants to follow the basic steps of the scientific method. Now that he's made the observation, his next step will be to
A. analyze information about the general dietary practices and common behavioral problems of first-grade children.
B. form at least two basic conclusions about behavioral problems that affect children who eat sweeteners, such as honey.
C. ask a group of peer reviewers for their help in designing a single-blind study involving the dietary practices of children.
D. develop a question that's based on his observations of the children's behavior and their intakes of sweeteners, such as honey.
Answer: D
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