I believe the answer is: Positive reinforcement
Positive reinforcement refers to a desired reward/stimulus that given to encourage an individual in doing a certain behavior.
In this case, music as something that jenny's crave and her craving is rewarded everytime she repeat the behavior of opening up the channel
Appeasement gave Britain and its allies time to rearm, and at the same time allowed its citizens time to slowly adjust and accept the impending reality of brutal conflict with Nazi Germany.
Sorry I’m as dumb as a rock that’s I gotta answer ppl