We have the following transactions for September

Date	Purchases	Date	Sales
September 1	(opening inventory) 700 @ 4.50	September 2	500 @ 7.00
September 5	2,000 @ 4.00	September 8	1,700 @ 6.50
September 10	1,400 @ 4.20	September 12	1,100 @ 6.00
September 15	1,600 @ 4.30	September 17	800 @ 6.50
September 20	700 @ 5	September 23	600 @ 7.00

Under FIFO method, when company follows a periodic inventory system, the ending inventory (in ) is A. None of the others B. 4,790 C. 5,000 D. 4,300 E. 4,650