You would like to be holding a protective put position on the stock of Avalon Corporation to lock in a guaranteed minimum value of $50 at year-end. Avalon currently sells for $50. Over the next year, the stock price will increase by 10% or decrease by 10%. The T-bill rate is 5%. Unfortunately, no put options are traded on Avalon Co. Suppose the desired put options with X=50 were traded. How much would it cost to purchase? A. $1.19 B.$2.38 C.$5 D.$3.33

Please! Show me as much steps as you can~