The current stock price of Merton Corp. is $20. The stock price could go up to $30 or down to $15 in the next year (no dividends). The one-year risk free rate is 3%. Consider a one-year call option on Merton stock with a strike price of $26.

a. What is the value of the call option on the expiration day if the stock price goes up to $30?

b. What is the value of the call option on the expiration day if the stock price goes down to $15?

c. Using the Binomial Tree Model, calculate the current price of the call option.

d. What is the current price of the identical put option?