Riley Ate Too Much Chocolate Cake During His Birthday Party

Riley ate too much chocolate cake during his birthday party and was sick all night.If classical conditioning occurred and he associated the cake with being sick,then when Riley sees cake today,he will most likely

A) be happy because it reminds him of the great time he had at his party.
B) want to eat more cake because he is still celebrating his birthday.
C) be turned off by the smell and the memory of the taste of cake.
D) save the cake for later when he feels a little bit better.