All of the Following Statements About the Purchase Model Are

All of the following statements about the purchase model are true EXCEPT:

A) not every purchase requires that all the behaviors outlined in the model be performed.
B) different products, consumers, and situations may affect not only the total time to complete the process but also the time lags between stages.
C) members of the channel of distribution usually vary in their emphasis on encouraging particular behaviors.
D) other labels and breakdowns cannot be applied to the purchase model.
E) the purchase model is useful for categorizing a variety of marketing strategies in terms of behaviors.