The product-oriented sales organization presents which of the following disadvantages?
a. A "critical mass" of demand is required to offset the associated costs.
b. Compared to other ways of organizing the sales force, the salesperson has the greatest degree of latitude in choosing which products and customers to emphasize.
c. Several salespersons may be required to meet the diverse product requirements of a single customer.
d. all of the above
e. both (a) and (c)
Answer: E