Using Salesforce Estimates for Forecasting Has the Advantage That

Multiple Choice

Using salesforce estimates for forecasting has the advantage that:

A) no biases exist in the forecasts.
B) statistical estimates of seasonal factors are more precise than any other approach.
C) forecasts of individual sales force members can be easily combined to get regional or national sales totals.
D) confusion between customer "wants" (wish list) and customer "needs" (necessary purchases) is eliminated.