On September 1, 2020, Cot Inc. received an order for equipment from a Russian customer for 200,000 rubles when the U.S. dollar equivalent was $130,000. Cot shipped the equipment on October 1, 2020, and billed the customer for 200,000 rubles when the U.S. dollar equivalent was $140,000. Cot received the customer's remittance in full on November 16, 2020, and sold the 200,000 rubles for $160,000. In Cot's 2020 income statement, what amount should Cot report as a foreign exchange gain? O $10,000 $40,000 O $20,000 O $30,000