Answer:
Perception.
Explanation:
Perception refers to organizing, analyzing and experiencing information stored in our sensory system. The ideas are conceived and interpreted by our sensory system. Perceptions are based on our sensations.
The reaction of Jamie was because of his perception of the taste of milk. Jamie was expecting the taste of the drink to be that of milk but instead, he got the taste of soda.
So, the correct answer is perception.