Define self-efficacy in adolescence and explain its importance.

• A. Belief in one's ability to succeed at tasks; predicts persistence, coping, and achievement
• B. Overall sense of self-worth; predicts social acceptance
• C. Belief others influence outcomes; predicts compliance
• D. Emotional regulation ability; predicts mood stability

Answer: (A)

Self-efficacy in adolescence is the belief in one’s own ability to succeed at tasks and to organize the actions needed to reach goals. This belief shapes how teens approach challenges: when they feel capable, they’re more likely to set goals, put in sustained effort, use effective problem-solving strategies, and persist in the face of setbacks. That persistence, along with the ability to cope with obstacles, tends to lead to better achievement and learning outcomes.

This makes the option the best fit because it directly ties a teen’s sense of personal capability to observable behaviors—effort, persistence, coping strategies—and to actual success. Other concepts, like self-esteem (overall self-worth), external control beliefs (believing others determine outcomes), or emotional regulation alone (managing mood), are related but describe different aspects of functioning and do not capture the specific influence of believing you can succeed at tasks.