When Scientists Refer to Sex or Gender Differences They Are

When scientists refer to sex or gender differences they are

A) describing a biological process through which physical differences emerge.
B) indicating that biology is primarily responsible for behavioural differences between boys and girls.
C) indicating only that boys and girls differ on a particular characteristic without providing an explanation of the origin of the difference.
D) examining the process by which children develop behaviours and attitudes appropriate to their sex.