Those Who Continue to Use the Term Sex Differences Rather

Those who continue to use the term sex differences rather than the term gender differences have argued that

A) these differences have a biological basis and that basis should be acknowledged.
B) changing the definition is pointless without changing the underlying conceptualization.
C) it is impossible to know what is biological and what is social.
D) the term gender differences is only a substitution of terms rather than a change of definition.