2- Which of the following is/are true regarding stock options? I. Buying a call option gives you the right to purchase shares. II. Selling a call option may give you the obligation to sell shares. III. Buying a put option gives you the right to sell shares. IV. Selling a put option may give you the obligation to buy shares. I and III only I and IV only II and III only I, II, and IV only E) I, II, III, and IV