In phase one of a study, a researcher classically conditions a dog to salivate to the ringing of a bell. In the second phase, the researcher pairs a flashing light with the ringing of the bell. After several pairings of the light and the bell, the dog will:

a. Stop salivating when the light is flashed
b. Salivate when the light is flashed
c. Only salivate when the bell is rung
d. No longer salivate when the bell is rung
e. Salivate when the researcher comes into the room