John Has Very Little Knowledge of Cheese and Seldom Buys

Multiple Choice

John has very little knowledge of cheese and seldom buys it.However,when he is invited to dinner by a friend,a self-confessed cheese lover,John feels obligated to buy cheese for him.When he comes back home after dinner,John finds that the Stilton cheese he randomly chose and bought was displayed on the calendar in his kitchen.Which of the following is most likely to account for John's choice of cheese?

A) Mere exposure effect
B) Just meaningful difference
C) Skinner's Law
D) Weber's Law
E) Just noticeable difference