4. You are a speculator in stock index futures. You are bullish on the market, especially blue chip stocks. The Dow Jones Industrial Average (DJIA) futures contract trades at $10 x index and the current index value is 12,427. a. What position should you take? b. If you have to put down 5% of the contract size as the initial margin, what is your deposit for one contract? c. Calculate your holding period return for one contract if DJIA increases by 10% from the current index value of 12427?