Groupon Is Considered to Have a Unique Psychological Impact Because

Groupon is considered to have a unique psychological impact because it preys on their customers' attitudes and emotions. All of the following are ways Groupon uses customer attitudes and emotions Except:

A) Groupon customers typically wait a week to see the size of a discount
B) Groupon makes deals that fit the needs of the customers in a particular city
C) Groupon deals typically involve a good deal of "choice" for consumers
D) the "tipping point" may be very low and gives the perspective that the deal is popular