When only one person is in control it is called dictatorship. This means dictatorship is ran by the dictator, which is the one person in control.
A stronger shopping bag, like a Bag for Life, can be reused at the supermarket multiple times.
The aspect of classical conditioning that illustrated on this scenario is: Generalization
Classical conditioning defines generalization as a response that we give to a certain stimulus after we determine an appropriate response for that certain stimulus. This phenomenon make mary generalize her past experience to all dogs.