O The current price of a non-dividend paying stock is $30. Use a two-step tree to value a European call option on the stock with a strike price of $32 tha expires in 6 months. Each step is 3 months, the risk free rate is 8% per annum with continuous compounding. (6 points) 5.1 What is the option price at node B? (Hint: The current stock price is node A. Node B for the first up tik). 5.2 What is the current option price when u = 1.1 and d= 0.9?2 5.3 What is the probability of an up movement? 5.4 What is the implied volatility? 4 Answers 1-4 1. 2