You find the following current quote for the March T-bond contract: $100,000; Pts 32nd, of 100 percent. Open High Low Settle Open Interest 89-12 89-24 88-22 89-22 55,210 You went short in the contract at the open. Which of the following is/are true? I. At the end of the day, your margin account would be increased. II. At the end of the day, your margin account would be decreased. III. You agreed to deliver $100,000 face value T-bonds in March in exchange for $89,120. IV. You agreed to purchase $100,000 face value T-bonds in March in exchange for $89,375. Multiple Choice I, II, and III only I, II, and IV only II and III only I and IV only IV only.