What type of aggression is suggested to have a strong environmental component based on twin studies?

• A. Physical aggression
• B. Social aggression
• C. Reactive aggression
• D. Hostile aggression

Answer: (B)

Social aggression refers to behaviors that harm others through relationships, social status, or emotional damage rather than through physical harm. Twin studies have shown that social aggression has a significant environmental component, suggesting that social contexts, peer influence, and cultural factors play a crucial role in its development. These studies indicate that while genetics can contribute to aggressive tendencies, the expression and modulation of social aggression are heavily influenced by external factors, such as upbringing, social interactions, and individual experiences in various social environments.

In contrast, forms of aggression like physical or reactive aggression may be more influenced by genetic predispositions or individual temperaments. Hostile aggression, characterized by an intent to harm, may also intersect with internal factors more than social aggression does. Overall, the emphasis on an environmental component for social aggression highlights the importance of social learning and context in shaping how individuals express this type of aggression.