A Woodchuck in Your Yard Has Learned to Associate the Jingle

A woodchuck in your yard has learned to associate the jingle of your dog's license and rabies tags with the appearance of your dog.Immediately before the dog races around the corner, upon hearing the jingle, the woodchuck disappears into its burrow.In this situation, the _______ is the _______.

A) sound of the tags; unconditioned stimulus
B) sight of the dog; conditioned response
C) sight of the dog; unconditioned response
D) sound of the tags; conditioned stimulus
E) sound of the tags; conditioned response