Answer: Positive
Complete Question: Jacob is on the wrestling team for his high school. After winning a match, Jacob always helps his opponent up from the floor and puts his arm around his opponent's shoulder, so that even his losing opponents like him. This behavior demonstrates how Positive behavior fosters liking.
Explanation: One of the factors responsible for interpersonal attraction is a positive belief about someone. Positive behavior such as smiling, being helpful, and Jacob’s habit of helping his opponent up from the floor creates a positive feeling in people towards him and help create attraction.
Another factor which helps build interpersonal attraction towards someone is the belief that the person is approachable.