On October 1, yr 1, Ace Company forecasts the purchase of inventory from a British supplier on February 1, yr 2, at a price of 100,000 British pounds. On October 1, yr 1, Ace pays $1,800 three-month call option on 100,000 pounds with a strike price of $2.00 per pound. The option is considered to be a cash flow hedge of a forecasted foreign currency transaction. On December 31, yr 1, the option has a fair value of $1,600. What journal entry should Ace prepare on October 1, yr 1?