1) Describe with a graph the payoff from the following portfolio: a long forward on some aset and a long put option on the same asset with the same maturity as the forward contract, and astrike price that is equal to the foforward price at the time the portfolio is set up. What short selling means?

2) A trade buys a Euro call option and sells a Euro put option at the same time. The Options have the same underlying assets, strike price and maturity. Describe the traders position and visualize the payoff of this portfolio. Under what (mathematical) condition does the price of the call option equal the price of the put option?