Suppose you buy a one-year European call option on Wombat stock with an exercise price of $100 and sell a one-year European put option with the same...

Suppose you buy a one-year European call option on Wombat stock with an exercise price of $100 and sell a one-year European put option with the same exercise price. The current stock price is $100, and the interest rate is 10%.

a. Draw a position diagram showing the payoffs from your investments.

b. How much will the combined position cost you? Explain.