Stacy, a Woman Attracted to Other Women, Prefers to Call

Stacy, a woman attracted to other women, prefers to call herself "lesbian" rather than "gay." Why could that be?

A) A gay identity carries a preference for many casual sexual partners, while a lesbian identity is assumed by women in stable, long-term relationships.
B) Gay women are generally masculine, while lesbian women are mostly feminine.
C) Gay women are attracted to both feminine and masculine women, while lesbian women are attracted only to feminine women.
D) A lesbian identity generally carries political allegiances to female solidarity and feminist ideology, which the gay identity doesn't include.