Marion Sells for the Whatisits Company of Whoville

Marion sells for the Whatisits Company of Whoville.An analysis of the performance of the company's 25 person sales force shows that the average sales rep works 250 days a year,makes four calls a day,obtains an order,averaging $15,000,every ten calls made.Marion worked 200 days last year during which she made a total of 700 calls which resulted in 50 orders totaling $1,500,000 in sales volume.In determining whether or not to talk to Marion about her performance figures,a wise sales manager would want to:

A) Closely examine the nature of the accounts in Marion's territory.
B) Determine what potential business she is missing in her territory.
C) Look at her call reports carefully to try to discern how many calls it takes for her to sell to one of her account.
D) All of these.
E) None of these,let her alone she's doing fine.