A call option on GMSS stock with a strike price of $20 and an expiration date 9 months from now is worth $2 today. A put option on GMSS stock with a strike price of $20 and an expiration date 9 months from now is worth $5.88 today. The risk-free rate of return is 4%, and the stock pays no dividends. According to put-call parity, the GMSS stock should be worth _____ today. (use continuous compounding interest rate)?

(a) $15.71

(b)$15.98

(c) 16.38

(d) $33.98

(e) None of the above