Electricity Company of Ghana has purchased an electric power generator from Mitsui Trading Company of Japan. ECG owes Mitsui 250 million in six months. The present spot rate is 250/$. The six-month forward rate is 248/$. ECG can borrow or invest yen at 8% and U.S. dollars at 10% (annual rates). ECG can also purchase a six-month call option on the Ghana Stock Exchange at a strike price of 250 for a premium of 0.004 cents per yen. Compare the alternative ways ECG can make its payment. Which way do you recommend?