4. The table shows the behavior of euro futures. The size of euro futures is 125,000. The initial and maintenance amounts of performance bond are $6,250 and $2,100, respectively. Suppose you buy one contract on October 25, 2018. Fill the "balance" column below accurately based on the price history of this contract Balance S6,250 6,250+0.01x 125,000- $7,500 Change Date 10/25/18 10/26/18 10/29/18 10/30/18 10/31/18 Settle 1.24 1.25 1.27 1.22 1.23 1.21 1.20 1.19 1.17 1.18 +0.01 +0.02 0.05 +0.01 0.02 -0.01 -0.01 -0.02 +0.01 11/2/18 11/5/18 11/6/18 5. (cont.) When do you need to deposit additional amounts to mai need to deposit additional amounts to maintain this futures contract? ) When do you a. October 30, 2018 b. November 1, 2018 e. November 2, 2018 d. Noveuber5,2018