On Monday morning you sell one June T-bond futures contract for $97,843.75. The price of this futures contract for the rest of the week is as follows: Day Settle Monday $97,406.25 Tuesday $98,000.00 Wednesday $99,800.00 Thursday $98,500.00 Friday $98,200.00 What is the gain (or loss) that the futures exchange will credit (or deduct from) the account on Tuesday? $593.75 $1,800 -$593.75 $1,800