Gentry is writing a report about the popularity of the community boxing club for youth. He includes information about one boy who is described as pugnacious. Which reference would help gentry understand the description of the athlete

To understand the description of the athlete as pugnacious, Gentry could reference any information or examples that highlight the boy's aggressive, combative, or confrontational nature. This could include incidents or stories that demonstrate the athlete's tendency to engage in or enjoy a fight or argument.