All Other Factors Being Equal, Which of the Following Persons

All other factors being equal, which of the following persons is MOST likely to acquire an HIV infection?

A) Marci, who just donated blood
B) Rami, who engages in brief deep-throat kissing with her life partner without using a dental dam
C) Franco, who works at a hospice center for AIDS patients
D) Kelli, who is an infant who is nursing from a mother who has HIV but does not know it