How Was Mary Cover Jones Able to Extinguish Little Peter's

How was Mary Cover Jones able to extinguish Little Peter's fear response to furry animals?

A) Through a kind and rational explanation about the harmlessness of such animals.
B) By allowing Little Peter to eventually grow out of his fear.
C) By introducing the animals while Little Peter enjoyed his favorite foods.
D) By encouraging Little Peter's parents to keep a stuffed rabbit in his room at all times so he would become accustomed to the presence of furry animals.
E) Through prolonged and massed exposure.