In the Context of Sexual Transmission, Who Among the Following

Multiple Choice

In the context of sexual transmission, who among the following is at a higher risk of contracting HIV than others?

A) Emily, who has unprotected anal sex with an HIV-infected colleague
B) Greg, who engages in cunnilingus with his HIV-infected wife
C) Bianca, who indulges in open-mouth kissing with her partner
D) Peter, who shares the toilet seat with his HIV-infected friend