A company sells a climbing kit and uses the periodic inventory system to account for its merchandise. The beginning balance of the inventory and its transactions during January were as follows:

January 1:Beginningbalance of 18 units at $13 each

January12: Purchased 30 units at $14 each

January19: Sold 24 units at a selling price of $30 each

January20: Purchased 24 units at $17 each

January27: Sold 27 units at a selling price of $30 each.

If the ending inventory is reported at $357, what inventory method was used: ??? FIFO,LIFO or WEIGHTED AVERAGE?