The interest rate per year is 3%. On February 14, call options on Royal Dutch Shell expiring on July 1 sold for $4.60, while put options with the same exercise price and expiration date sold for $1.55. You can go long or short 5,000 units in any assetmentioned above. The current price of Royal Dutch Shell is X. Graph your profits on July 1 as X goes from 45 to 57.