The Removal of Homosexuality as a Psychological Disorder Was Due

The removal of homosexuality as a psychological disorder was due to which of the following factors?

A) The American Psychiatric Association conducted research on society's attitudes toward gay and lesbian relationships
B) The gay and lesbian community denied that their sexual orientation caused them discomfort
C) Psychiatrists and psychologists began viewing gay and lesbian relationships in a religious way
D) Gay and lesbian relationships became more accepted by diverse groups