Answer:
the cat coming to the kitchen
Step-by-step explanation:
The term conditioned stimulus is a part of the classical conditioning theory which was developed by Ivan Pavlov while researching on dogs.
Conditioned stimulus: In psychology, the term conditioned stimulus is one of the main condition involved in the process of classical conditioning and is described as a formerly neutral stimulus that is responsible for triggering a conditioned response after getting associated with an unconditioned stimulus.
In the question above, the conditioned stimulus is "the cat coming to the kitchen".