Whenever 5-Year-Old Claire Goes to the Dentist,she Becomes Anxious and Cries.She

Multiple Choice

Whenever 5-year-old Claire goes to the dentist,she becomes anxious and cries.She was not afraid of the dentist on her first visit,so her fear was a learned behavior.The UCS in this case was probably

A) the dentist's beard.
B) sweet toothpaste.
C) painful teeth cleaning.
D) small prizes given after the exam.