What is a major shortcoming in the field of behavioral genetics in terms of its studies on human personality traits

Ibelieve your answer would be answer choice a

This question is an opinionated one, and we don’t know anything about the module or anything, thus we can not answer it. but if you are having trouble on what it is asking basically it is just asking to (using your knowledge on the topic) say which topics you were most interested and which were the most challenging.hope this : p