Which of the Following Is True of Feedback from a Prospective

Which of the following is true of feedback from a prospective buyer?

A) It helps salespeople create a successful canned sales presentation.
B) It helps the buyer develop a positive perception of salespeople.
C) It helps the buyer identify a product's benefits and value.
D) It helps salespeople assess whether he or she has successfully responded to the buyer's concerns.
E) It helps salespeople schedule preselling venues according to the buyer's interest.