A parent sells merchandise to its subsidiary at a markup of 20% on cost. In the current year, the subsidiary had $120,000 in merchandise purchased from the parent in its beginning inventory. During the current year, the subsidiary paid the parent $720,000 for merchandise, and sold merchandise purchased from the parent to outside customers for $870,000. At year-end, the subsidiary has $180,000 in merchandise purchased from the parent in its ending inventory. At what amount does the subsidiary report cost of goods sold on merchandise purchased from the parent?

	A.	$720,000
	B.	$660,000
	C.	$780,000
	D.	$600,000