Pavlov Believed That a Physiological Change Caused an Animal to React

Multiple Choice

Pavlov believed that a physiological change caused an animal to react to the CS as if it were the UCS.Which of the following is evidence AGAINST that idea?​

A) If a sound is paired with food, the CR closely resembles the UCR.
B) If a sound is paired with shock, the CR does not resemble the UCR.​
C) If a sound is paired with a strong shock, conditioning is faster than with a weak shock.​
D) If a loud sound is paired with a shock, conditioning is faster than with a soft sound.​