Ralwins Company had the following balances and transactions during 2018, from January 1 to December 31: Beginning Merchandise Inventory March 10 June 10 October 30 100 units at $84 Sold 50 units Purchased 200 units at $86 Sold 150 units What would be reported for ending Merchandise Inventory on the balance sheet at December 31, 2018 if the perpetual inventory system and the weighted - average inventory costing method are used? (Round unit costs to two decimal plac and total costs to nearest dollar.) O A. $4,200 O B. $8,560 O C. $8,400 OD. $12,600