Bramble Bookstore had 550 units on hand at January 1, costing $9 each. Purchases and sales during the month of January were as follows:

Date		Purchases	Sales
Jan. 14			350 @ $14
17		250 @ $12
25		250 @ $10
29			270 @ $17

Bramble does not maintain perpetual inventory records. According to a physical count, 430 units were on hand at January 31. The cost of the inventory at January 31, under the LIFO method is:

$4660.

$5160.

$4300.

$3870.