What determines whether the buyer is satisfied or dissatisfied with a purchase?
a. the relationship between the consumer's expectations and the product's perceived performance
b. the relationship between the consumer's expectations and where the product was purchased
c. the relationship between the consumer's expectations and how others evaluate the product
d. the relationship between the price of the product and the product's perceived performance
e. the relationship between the price of the product and the level of customer service provided?