People with _________ personality disorder display great instability, major shifts in mood, an unstable self-image, and impulsivity.

A person with a toothache must choose between the pain and fear of going to the dentist and the current pain of the toothache. This is known as an _______ conflict

a. approach-approach b. avoidance-avoidance c. approach-avoidance d. double approach-avoidance

Connie is outside raking leaves and watching her son play with some neighborhood children. The children are playing football, and during one play it appears that several children have been injured. Connie rushes over to see if her son is okay first and then attends to the other children. Connie's reaction is best explained by ____.?

a. ?the empathy-altruism helping theory b. ?the arousal: cost-reward theory c. ?evolutionary theory d. ?environmental factors