Du Pont has entered into a currency risk sharing arrangement with British Gas. Under the contract, Du Pont agrees to pay British Gas a base price of $10 million for gas purchases, but the parties would share the currency risk equally beyond a neutral zone, specified as a band of exchange rates: $1.67-1.73:1. Within the neutral zone, Du Pont must pay BG the pound equivalent of $10 million at the base rate of $1.70. Suppose the spot rate at the time of payment is 1 = $1.63. How much will Du Pont owe British Gas?

a) $10 million

b) $9,702,381

c) $9,588,235

d) $9,819,277