Dave watches his brother climb a tall but brittle tree. when a branch snaps, dave's brother falls out of the tree and breaks his leg. even though dave is physically capable of climbing, he never climbs the tall, brittle tree. how would a social learning theorist describe dave's behavior? a. dave has learned that his brother is not to be trusted. b. dave has learned vicariously through his brother's experience. c. dave has experienced immediate personal reinforcement. d. dave has experienced immediate personal punishment.