The One of the Following That Best Describes the Medical

The one of the following that best describes the medical community's beliefs about gay,lesbian,or bisexual behavior is that:

A) no scientific research has ever been found to prove that homosexuals as a group are psychologically less healthy than heterosexuals
B) according to recent editions of the DSM, the primary reference for psychiatrists, homosexuality is a personality disorder
C) in spite of the extensive lobbying by gay, lesbian, and bisexual interest groups, the American Medical Association continues to claim nonheterosexual relationships to be abnormal
D) although the medical profession has reluctantly acknowledged that lesbians do not necessarily have a psychological disorder, some physicians have not been willing to acknowledge the same tolerance for gay men
E) although the medical profession has reluctantly acknowledged that gay men do not necessarily have a psychological disorder, some physicians have not been willing to acknowledge the same tolerance for lesbians.