Libby Is Going Out with Bryan This Evening for a Second

Libby is going out with Bryan this evening for a second date. After dinner, they decided to go to a friend's party. While they were there, both of them drank too much alcohol and decided to spend the night at the house. When Bryan became aggressive sexually, Libby told him no but he persisted anyway. Libby was unable to stop Bryan or walk away due to her inebriated state. The next day Libby decides not to say anything to anyone about what happened because she thinks things just got out of hand. Libby is most likely the victim of ______.

A) rohypnol
B) sexual norms
C) casual sex
D) date rape