Which of the following is a crime under the definition of sexual acts in public?

The correct answer pertains to specific sexual acts that occur in a public setting, which are explicitly defined as crimes under Nevada law. Anal intercourse in public is classified as a crime because it violates public decency laws that prohibit sexual acts in full view of the public. Engaging in such behavior can lead to charges of public indecency or other sexual offenses, as it is considered offensive to community standards of morality and acceptable behavior in public spaces.

In contrast, while public indecency also falls within the realm of inappropriate conduct in public, it is a broader term that encompasses a variety of actions, not solely the specific act mentioned in the correct answer. Fornication generally refers to sexual intercourse between consenting adults outside of marriage and is not considered a crime, especially if it occurs in private. Prostitution, while illegal under certain circumstances, is primarily a crime associated with the exchange of sexual services for money rather than the act of sexual intercourse itself in a public setting. Thus, the specificity of anal intercourse in public makes it the appropriate choice for a crime under the defined context.