A Purchase Is a New Buy for a Manufacturer,the Seller

a purchase is a new buy for a manufacturer,the seller should be prepared to act as a consultant to the buyer,expect a long time for a buying decision to be reached,and

A) expect to have to do some favors for the decision makers.
B) anticipate a great deal of conflict.
C) accommodate unlimited specification change before the buy is completed.
D) work with technical personnel.
E) avoid making concessions or compromises.