All of the Following Are Illogical Grounds for Opposing Homosexuality

All of the following are illogical grounds for opposing homosexuality on the basis of the need for reproduction,EXCEPT

A) almost all couples have sex for pleasure,not reproduction.
B) the reproductive norm is not held against infertile heterosexual couples in the same way it is held against homosexual couples.
C) few people are currently having sexual relations.
D) heterosexual couples often violate the reproductive norm.