7.5pts Please answer the next question based on the closing July futures contract prices for GBP for three consecutive days in March 200x You sold three GBP futures contract at the closing price on 3/01. Each GBP futures contract requires the delivery of GBP 150,000 Suppose, the initial and maintenance margin for each EUR futures contract are $2,000 and $1,500, respectively. Date 3/01 3/02 3/03 July GBP Futures Contract $1.7449 $1.7486 $1.7516 Price The profit/loss posted to your account at the close of 3/03 is: O-$1,350 O $1,350 O $450 O-$450 . Last checked at 5.24m