( 10 points) You have decided to buy 300 shares of a certain stock on margin and to write three call option contracts on the stock (you have learned that this is a "covered call" strategy undertaken as an income enhancement technique.) The stock price is $72, the strike price is $75, and the price of the option is $8. Since the options are out of the money, the margin account allows the investor to borrow 50% of the price of the stock. a. (5 points) What is the minimum cash initially required from you for the trades? b. (5 points) Draw the profits and losses diagram at expiration for your strategy