When Marc sits in his bedroom with the door open, his sister walks by and starts yelling at him. In time, Marc learns that if he closes the door when his sister yells at him, she stops yelling and walks away. This shows . Marc also learns that if he closes the door before his sister walks by, she will not start yelling at him. This shows .

- Escape conditioning; avoidance conditioning.

Explanation:

Escape conditioning is described as the kind of conditioning in which a subject tends to display a behavior that helps him/her escape an aversive stimulus. While 'avoidance conditioning' is associated with the teaching of a specific behavior to a subject in order to avoid an unpleasant, scary, or painful stimulus.

As per the given description, Marc's display of the behavior to 'close the door to escape his sister's yelling' demonstrate 'escape conditioning' as it helps prevent an aversive stimulus while his learning of the behavior that 'closing the door stops his sister's yelling' exemplify 'avoidance conditioning' as this learned behavior to prevent the unwanted or painful stimulus(his sister's yelling').