A speculator can choose between (i) buying 108 shares of a stock for $50.58 per share, and (ii) buying 1080 European call options on that stock with a strike price of $42 for $3.99 per option. At maturity, what is the stock price that would make the two alternatives equally profitable? a. 1.58 b. 42.81 O c. 47.57 d. 45.96 e. 14.18