How would you support a close friend or family member that discloses their sexual orientation as GLBQ?

What factors influence first sexual behaviors (e.g., first kiss? first oral sexual behavior? first intercourse, etc) ? How do these factors impact the feelings associated with the experience?-What factors impact sexual activity and sexual quality across the lifespan for diverse groups of people or situations?-What factors have shaped your attitudes and opinions about sexual orientation?-How do you work on challenging myths and stereotypes?-How would you support a close friend or family member that discloses their sexual orientation as GLBQ?