Final answer:
Boys tend to act more violently than girls, and the number of aggressive acts they commit increases as they spend more hours each day watching violent media. Research suggests that watching violent media can increase aggression in both boys and girls, supporting option b: boys; girls; increases.
Step-by-step explanation:
The answer to your question is option b. boys; girls; increases. Research suggests that watching violent media, such as television shows, movies, and video games, can increase aggression in both boys and girls. Studies have found a link between viewing violence and aggressive thoughts and behaviors, and exposure to violent acts through media can desensitize people to violence. It is important to note that while there is a correlation between violent media and aggression, other factors such as mental health and family life also play a role in aggressive behavior.