The current price of a stock is 50. The stock does not pay dividends. the continuously compounded risk free rate is 3%. six month call and put options on the stock are available at strikes of 45 and 48. The difference between the prices of the 48-strike put is .87. find the difference between the prices of the 45-strike call and the 48-strike call.
A. 1.87 B. 2.01 C. 2.09 D. 2.24 E. 2.33
Please, show work.