The Lakeside Company uses a weighted-average process costing system. The following data are available:

Beginning inventory		-0-
Units started in production		22,400
Units finished during the period		17,200
Units in process at the end of the period (complete as to materials, complete as to labor and overhead)		5,200
Cost of materials used	$	49,820
Labor and overhead costs	$	51,870

Unit cost of material is:

$2.80.

$2.55.

$2.32.

$2.22.