What was the positive reinforcement in the "hot and cold" activity demonstrated during your lab 5 session: Saying "hotter" when the participant are closer to the action. Saying "hotter" when the participant are further away from the action Saying "hotter" when the participant are closer to the action in combination with saying "colder" when the participant are further away from the action Saying "colder" when the participant are further away from the action Saying "colder" when the participant are closer to the action