On September 1, 2016, Bain Corp. recorded a sale of inventory to a foreign customer for 300,000 LCUs when the US dollar equivalent was $96,000. Bain did not enter into a forward contract. Bain shipped the inventory on October 15, 2016 when the US dollar equivalent was $100,000. Bain received the customers remittance in full on November 16, 2016, and sold the 300,000 LCU for $105,000. In its income statement for the year ended December 31, 2016, Bain should report as part of net income a foreign exchange transaction gain of:

Select one: a. $0 b. $4,000 c. $5,000 d. $9,000