__________ is best known for his influential studies on racism and its effects on child development, and for becoming the first African American to be elected president of the American Psychological Association. A.Kenneth ClarkB.Francis C. SumnerC.J. Henry AlstonD.Richard Suinn

Kenneth Clark is known for research on how racism affects children’s development, including the famous doll studies conducted with Mamie Phipps Clark. He was also the first African American elected president of the American Psychological Association, so the correct choice is Kenneth Clark.

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