Suppose IBM stock is selling for $100 per share and call options with a strike price of $100 $5 per share. You have two alternative investment opportunities: 100 shares of IBM stocks, initial cost: $10,000 One listed call option contract of IBM stocks (100 share), initial cost: $500 return that the option expires in three months. Calculate and Discuss the return differences between these two investment alternatives if the price of IBM shares will either be: $110, $100, or $90 after 3 months