9. Use DerivaGem to calculate the value of an American put option on a non- dividend paying stock when the stock price is $25, the strike price is $30, the risk-free rate is 6%, the volatility is 25%, and the time to maturity is nine months. (Choose Binomial American for the option type and 50 time steps.) a. What is the value or price of the put option? b. What is the option's intrinsic value? c. What is the option's time value? d. What is the value of an option with zero time value