Which of the following correctly represents the payoff formulas for a long put option and a short forward contract, respectively? Let S_T be the stock price at maturity, and K be the strike price. 1. put: K - S_T & short forward: max(K - S_T, 0) 2. put: max(K - S_T, 0) & short forward: K - S_T 3. put: S_T - K & short forward: max(S_T - K, 0) 4. There is no correct answer. 5. put: max(S_T - K, 0) & short forward: S_T - K