Lola’s new dog, Hoss, is afraid of loud noises. Every time her cell phone rings, Hoss starts barking out of fear. After a while, Hoss also starts barking when a phone rings on a television show. The...

Lola’s new dog, Hoss, is afraid of loud noises. Every time

her cell phone rings, Hoss starts barking out of fear. After

a while, Hoss also starts barking when a phone rings on

a television show. The fact that Hoss now barks when he

hears a telephone ring on TV is most likely due to ______.
a) stimulus discrimination
b) stimulus generalization
c) spontaneous recovery
d) second-order conditioning