You purchase one 35-strike European call option on QRS stock, and you sell one 80- strike European call option on QRS stock. Both options have the same expiration date. Find the payoff (or value) of your option portfolio for each of the following two prices of QRS stock. a. On the options’ expiration date, QRS stock has a price of 62. b. On the options’ expiration date, QRS stock has a price of 93.