Which of the following is a true statement regarding the appropriate use of the telephone in selling?

A) The telephone is an ineffective and time-consuming way to keep the customer informed.
B) The telephone provides instant communication at a lower cost than other methods.
C) The telephone is beneficial for building customer goodwill after a sale.
D) The telephone is preferred over email by nearly all customers.
E) The telephone should rarely be used to thank a customer.

C