[Solved] A vacuum leak could prevent a vehicle from engaging 4WD. Altruistic: Refers to a selfless concern for the well-being of others without expecting anything in return. Violent Pornography: Violent pornography refers to pornographic material that depicts acts of violence, typically sexual in nature, which raises concerns regarding its impact on societal attitudes towards violence and consent. Sexually Aggressive Behaviors: Actions that involve the assertion of power and control over another individual in a sexual manner without their consent. Social Script: A predetermined, stereotypical sequence of actions that defines expected behavior in social situations.