Mower-Blower Sales Co. started business on January 20, 2019. Products sold were snow blowers and lawn mowers. Each product sold for $350. Purchases during 2019 were as follows: Blowers 19@ $194 Mowers January 21 February 3 43@ 192 February 28 28@ 187 March 13 19@ 197 April 6 May 22 June 3 June 20 August 15 20 @ $220 31@ 211 40 @ 220 70@ 234 16@ 211 September 20 November 7 20@ 220 21@ 194 The December 31, 2019, inventory included 7 blowers and 28 mowers. Assume the company uses a periodic inventory system. Required: a-1. Compute ending inventory valuation at December 31, 2019, under the FIFO and LIFO cost flow assumptions. FIFO LIFO Blowers Mowers a-2. Is there any difference in valuation under FIFO and LIFO. O Yes O No b. If the cost of mowers had increased to $243 each by December 1, and if management had purchased 30 mowers at that time and if it wants to minimize taxes, which cost flow assumption was probably being used by the firm? O LIFO O FIFO