Lopez Company reported the following current-year data for its only product. The company uses a periodic inventory system, and its ending inventory consists of 600 units200 from each of the last three purchases.

Jan.	1	Beginning inventory	300	units	@ $4.00	=	$	1,200
Mar.	7	Purchase	640	units	@ $6.25	=		4,000
July	28	Purchase	1,280	units	@ $6.50	=		8,320
Oct.	3	Purchase	1,160	units	@ $7.00	=		8,120
Dec.	19	Purchase	720	units	@ $8.90	=		6,408
		Totals	4,100	units			$	28,048

Determine the cost assigned to ending inventory and to cost of goods sold for the following. (Do not round intermediate calculations and round your answers to 2 decimal places.) a)Specific Identification

b) Weighted Average

c) LIFO

d) FIFO