Calculate the profit or payoff for put buyer if the investor owns one put option, the put premium is $0.5, the exercise price (also called Strike Price) is $50. Assume one option equals 100 shares. (i) if the stock trading at expiration is $40; (ii) if the stock trading at expiration is $50.5; (iii) if the stock (3 Marks) trading at expiration is $55