The Breakdown Method of Determining Sales Force Size

The breakdown method of determining sales force size:

A) Determines the number of sales personnel needed by dividing the estimated productivity of one salesperson by the forecasted sales volume
B) Is actually more useful for assigning salespeople to territories than determining the size of the sales force needed
C) Determines the number of sales personnel needed by dividing the forecasted sales volume by the estimated productivity of one salesperson
D) Is conceptually one of the most difficult ways to calculate sales force size
E) Is a simplified version of the incremental approach