What is the term atypical sexual behaviors used in the text to convey?

What is the term atypical sexual behaviors used in the text to convey?
 
  A) Behaviors that involve another person's psychological distress, injury, or death, or that involve unconsenting persons.
  B) Behaviors that cause the person engaging in them significant distress or dysfunction.
  C) That while we may recognize some degree of such behaviors or feelings in ourselves, most members of society do not exhibit these behaviors in their fully developed forms.
  D) Sexual behaviors that nearly all people engage in from time to time, but that are not most people's primary means of sexual expression.