Please do letters "B" and "D" . Dont need A or C. LETTERS "B" and "D"

You are the manager of a computer software company, and one of your salespeople has just sold a large order to a new customer whose business you have tried to obtain for years. Unfortunately, the salesperson made a mistake writing out the invoice, undercharging the customer by $229. At that price, your company would not break even, and so you must write a letter explaining the problem so that the customer will not assume all future business dealings with your firm will be offered at such "below market rates. Decide whether you should ask for the $229 or just write it off in the interest of keeping a valuable new customer. a. Write a letter to the new customer, asking for the $229 and explaining the problem while still projecting an image of your company as accurate, professional, and very competitive b. Write a letter to the new customer, not asking for the $229 but explaining the mistake and emphasizing that your company is both competitive and professional. c. Write a letter to your boss explaining why you wrote the letter in a. d. Write a letter to your boss explaining why you wrote the letter in b. e. Write a letter to the salesperson who made the mistake, asking him or her to take appropriate action with regard to the new customer