Using the 1-period binomial method you have found the price of a 1-year call option is $20.74. However, using the 20-period binomial method, you have found the price of a 1-year call option is $17.35. Using the 40-period binomial method, you have found the price of a 1- year call option is $17.29. Which of the price is closer to the B-S call price? a. $20.74 b. $17.35 c. $17.29 d. None of the above Your answer is incorrect. The correct answer is: $17.29