A registered representative with a FINRA member firm is opening a new cash account for a customer who lives in another state. The customer explains that he wishes to place a trade today. To accommodate the customer's wish, the registered representative gets the customer's permission to sign the customer's name to the arbitration agreement. This action by the registered representative is: A permitted if a branch manager approves B permitted if the customer's verbal permission has been tape recorded C permitted if the customer follows up with written permission within 48 hours D prohibited