Masters and Johnson's Work,Human Sexual Inadequacy (1970),has Been Criticized Over

Masters and Johnson's work,Human Sexual Inadequacy (1970) ,has been criticized over the last fifteen years.This criticism has been based upon

A) the real possibility that Masters and Johnson's work on sexual disorders and therapy was fake.
B) the harmful nature of their sex therapy.
C) the fact that Masters and Johnson were misleading about the success rates of their therapy.
D) the fact that Masters and Johnson specified clearly who constituted their sample.