Stephens Inc. is a wholesaler of photography equipment. The activity for the VTC cameras during July is shown below: Balance/ Date Transaction Units Cost July 1 Inventory 2,000 $36.00 7 Purchase 3,000 37.00 12 Sales 3,600 21 Purchase 5,000 37.88 22 Sales 3,800 29 Purchase 1,600 38.11 If Stephens Inc uses moving average perpetual inventory system, the ending inventory for VTC cameras at July 31 is reported as a. $153,400 b.$156,912 c.$158,736 d.$159,464 I need to see step by step on how to work this problem out I am so confused