The CEO of SwiftLink Spends One Week Each Month Going

The CEO of SwiftLink spends one week each month going to sales appointments with various salespeople in the company.In addition to assisting the salespeople with presentations,a likely reason the CEO goes on sales calls is:

A) to gather information on customer needs and preferences
B) to deduct mileage on his vehicle as a way to offset taxes
C) to undercut the salespeople in underperforming divisions of SwiftLink
D) to ensure that the salespeople do not give volume discount pricing
E) to trade information to customers in exchange for information on competitors