Susan does not read Mandarin, but she frequents a Chinese restaurant, and has therefore become familiar with a few of the written characters. When presented with a list of random written characters later and asked to choose which she thinks are the most pleasing or pleasant, she unwittingly chooses the characters with which she is familiar. This is called the _____
A. Emotional effect.
B. Implicit memory effect.
C. Asian effect.
D. Mere exposure effect.