Which of the Following Conclusions About the Genetics of Alcohol

Multiple Choice

Which of the following conclusions about the genetics of alcohol use disorders can be legitimately drawn from adoption studies?

A) Genetics do not play a very significant role.
B) There appears to be a strong association between genetics and the etiology of alcohol use disorder.
C) Being reared by an alcoholic parent can fully account for the known risk.
D) There is too much inconsistency in the studies to allow us to draw any conclusions.