In comparison of 2014 to 2013 performance, Weir Company's inventory turnover decreased substantially, although sales and inventory amounts were essentially unchanged. Which of the following statements best explains the decreased inventory turnover ratio? Explain your answer choice.

	A.	Cost of goods sold increased.
	B.	Total asset turnover decreased.
	C.	Gross profit percentage increased.
	D.	Accounts receivable turnover decreased.