Answer:
a. exhibitionism
Explanation:
Exhibitionism is a sexual disorder that is characterized by exposure of the genitals themselves to an unknown person for the purpose of sexual arousal. This practice includes the deviation of the sexual act, since the sensation of pleasure is obtained by showing the genitals to third parties, which in most cases are women or children.
Exhibitionism usually begins in adolescence. Most exhibitionists are married men, but with a marriage that is often conflicting. Approximately 30% of male sex offenders detained are exhibitionists. They tend to perpetuate this type of behavior over time and between 20 and 50% are detained more than once.