A call option on an S&P 500 futures contract has an exercise price of 1490; the call premium is currently $6.50. On the same date, a put option on the S&P 500 futures contract has an exercise price of 1490; the put premium is currently $7.50. The two options have the same expiration date. A. Is the current index value greater than or less than 1490? How do you know?