13. There are three types of trading strategies involving options: (1) strategies involving a single option and a stock, (2) spreads involving options of one type (i.e., two or more calls or two or more puts), and (3) combinations involving both call(s) and put(s). Graph all of the trading strategies involving two assets. In particular, show the following strategies: (I) First asset: Buy a call with an exercise price of $42.72 for a call price of $2.93 and Second asset: Buy a put with an exercise price of $36.44 for a put price of $5.63 = Buying a strangle. (J) First asset: Sell a call with an exercise price of $46.18 for a call price of $3.58 and Second asset: Sell a put with an exercise price of $38.50 for a put price of $6.39 = Writing a strangle. please show formula!!! thank you