A customer places an order to buy 1,000 shares of a stock at $40. The registered representative enters the order. After execution, the registered representative notices that he had erroneously entered the wrong number of shares on the order ticket. The amount read 100 shares, and this amount was purchased. Which of the following statements are TRUE? I. The firm is only obligated to provide 100 shares at $40
II. The firm is obligated to provide 1,000 shares at $40
III. Any additional cost of filling the remaining 900 share order is the responsibility of the firm
IV. Any additional cost of filling the remaining 900 share order is the responsibility of the customer
A. I and III
B. I and IV
C. II and III
D. II and IV