What offense is committed when a person sees a husband and wife having sex through an open window?

The offense committed when a person observes a husband and wife engaged in sexual activity through an open window is identified as Public Lewdness. Public lewdness typically involves the intentional exposure of sexual conduct that can be witnessed by others in a public space, which applies in this scenario since the act is observable from outside the couple's private space.

In this case, the couple’s sexual activity becomes an offense due to its visibility to the public. The law recognizes that individuals have a reasonable expectation of privacy in their own homes, but this expectation alters when actions can be easily seen by passersby. Therefore, the act becomes lewd in nature, as it involves public exposure of sexual acts.

Other options do not encapsulate the implications of witnessing consensual sexual activity in this context. Public Indecency generally relates to exposure of sexual organs or lewd acts in public settings but may not specifically address consensual sexual acts viewed from a distance. Disorderly Conduct typically involves behavior that disturbs the peace, which does not directly relate to observing private acts. Private Conduct Violation suggests a misunderstanding of the legal terms, as this concept is not commonly recognized in laws regarding sexual conduct.