Which of the following cases might represent a lawful search?

The option that represents a lawful search is the one related to searching for weapons to protect the arresting party. Under the doctrine established by the U.S. Supreme Court in the case of Terry v. Ohio, law enforcement officers are permitted to conduct a limited search, known as a "stop and frisk," when they have reasonable suspicion that a person may be armed and dangerous. This search is typically confined to the outer clothing and personal property to ensure the safety of the officers and others nearby.

In this context, the search specifically for weapons aligns with the legal standards for officer safety during an arrest, making it lawful as it is justified by the need to protect the arresting party from potential harm. This principle emphasizes the importance of the officers' safety while conducting their duties and allows them to act within the confines of the law.

The other scenarios involve actions that could infringe on individuals' rights or lack proper legal justification. For instance, touching a vehicle without a warrant does not establish a lawful basis for a search, and similarly, moving to look into a vehicle or entering a vehicle without a warrant would typically require either probable cause or consent. Thus, the search for weapons as a protective measure is aligned with lawful conduct in the context of