Goma company is considering its raw material inventory balances which show the following figures Raw Materials inventory, January 1 2019 32,500 Raw Materials inventory, December 31,2019 26,700 If purchases of raw materials were $135,000 during the year, what was the amount of raw materials used during the year? a. $129,200. b. $140,800. c. $135,000. d. $146,600. e. some other amount