[Answer] Why do sociologists need to be careful when drawing conclusions from twin studies?a. The results do not apply to singletons.b. The twins were often raised in different ways.c. The twins may turn out to actually be fraternal.d. The sample sizes are often small.

Answer: D. The sample sizes are often small
Why do sociologists need to be careful when drawing conclusions from twin studies?a. The results do not apply to singletons.b. The t…

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