You sold a May American call option on ABC stock with an exercise price of $152. Which of the following statements is true? You are obligated to buy ABC shares for $152 when the option expires in May, regardless of the stock's market price. You are obligated to sell ABC shares for $152 at any time prior to the option expiration in May, if the owner of the option chooses to exercise. You have the right to sell ABC shares for $152 at any time prior to the option expiration in May, regardless of the stock's market price. You have the right to buy ABC shares for $152 at any time prior to the option expiration in May, regardless of the stock's market price. You are obligated to sell ABC shares for $152 when the option expires in May, regardless of the stock's market price