The theories of all of the following are organismistic except

The mean is ____

a. ?the difference between the highest and lowest scores b. ?the arithmetic average c. ?one-half of the range d. ?the most frequent score

After a sexual encounter in which his penis was bent accidently, Johnny notices his penis develops a strange and painful curvature when it becomes erect. Johnny's doctor tells him that bending during the sexual encounter has caused a buildup of fibrous tissues in the cavernous bodies of Johnny's penis. Johnny is suffering from _________

A) ?? Peyronie's disease. B) ?? male orgasmic disorder. C) ?? premature ejaculation. D) ?? erectile disorder.