Call option payoffs
Consider a European call option on Stock A that expires on December 21 and has a strike price of $50. a. If Stock A is trading at $55 on Dec. 21, what is the payoff to the owner of the option? b. If Stock A is trading at $55 on Dec. 21, what is the payoff to the seller of the option? c. If Stock A is trading at $45 on Dec.