6. In each of the following parts, compare the two options with parameters as given. The risk-free interest rate in all cases is 4%. Assume no dividends. If not enough information is given, give the answer "not enough information. 1 (a) Put A: T = .5, X = 50, 0 = .2, Price= 10. Put B: T =.5, X = 50, 0 = .25, Price= 10. Which put is written on a stock with a lower price? (b) Put A: T =.5, X = 50, 0 = .2, Price= 10. Put B: T =.5, X = 50, 0 = .2, Price= 12. Which put is written on a stock with a lower price? (c) Call A: S = 50, X = 50, 0 = .2, Price= 12. Call B: S = 55, X = 50, 0 = 2, Price= 10. Which call expires earlier? (d) Call A: T = .5, X = 50, S = 55, Price= 10. Call B: T = .5, X = 50, S = 55, Price= 12. Which call is written on a stock with a higher volatility