Which of the Following Is the Correct Order of Risk

Which of the following is the correct order of risk, from the practice most likely to spread HIV to the practice least likely to spread HIV (assuming that no condom is used) ?

A) Receptive anal sex, vaginal sex (risk to the woman) , vaginal sex (risk to the man) , fellatio (the oral role)
B) Receptive anal sex, vaginal sex (risk to the man) , vaginal sex (risk to the woman) , fellatio (oral role)
C) Fellatio (oral role) , penetrative anal sex, vaginal sex (risk to the woman) , vaginal sex (risk to the man)
D) Penetrative anal sex, fellatio (oral role) , vaginal sex (risk to the man) , vaginal sex (risk to the woman)
E) Vaginal sex (risk to the woman) , penetrative anal sex, fellatio (receiving role) , vaginal sex (risk to the man)