Date Transaction type Amount (units) Price per unit Dec. 1 Opening balance 400 $5.12 Dec. 3 Purchase 1,100 $5.23 Dec. 15 Purchase 900 $5.48 Dec. 22 Purchase 250 $5.66 Dec. 2 Sale 300 $6.50 Dec. 6 Sale 800 $6.50 Dec. 18 Sale 700 $8.00 Dec. 25 Sale 150 $8.00 What is the value of the inventory held by ABC as at December 31, 20X5, if the company values its inventory using the weighted average cost formula and uses a perpetual inventory system? Round calculations to two significant decimal places, for example, $5.66. a) $ 3,735 b) $ 3,834 c) $ 3,881 d) $10,314