Sarah wants to conduct a study about differences in the levels of emotion of jealousy between men and women. She asks 400 male and female college graduates in the United States a series of questions about hypothetical scenarios of partner infidelity. How can Sarah ensure that the results of her study are more accurate?

A. By increasing the number of men in the sample
B. By increasing the number of women in the sample
C. By ensuring that a higher number of Asian Americans are included in the sample
D. By ensuring that the sample accurately represents people of different ethnicities


Answer: D

Psychology

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