Find the hedge ratio for a put option on 10,000 with a strike price of $15,000. In one period the exchange rate (currently S($/) = $1.50/) can increase by 60% or decrease by 37.5% (i.e. u = 1.6 and d = 0.625). A. -15/49 B. 8/13 C. -5/13 D. 15/49