Which of the following statements is true of obtaining commitment from a buyer?
A. Even without a buyer's commitment, a sale can take place.
B. Obtaining commitment deals only with securing an order.
C. The process of obtaining commitment occurs only toward the end of any sales call.
D. If obtaining commitment fails for any reason, the salesperson should argue or show his disappointment to the prospect.
E. Salespeople gain commitment repeatedly, for instance, when checking to see whether the customer's entire needs have been identified.