Ludwig Company's prepaid rent was $9,000 at December 31, 2010, and $13,000 at December 31, 2011. Ludwig reported rent expense of $19,000 on the 2011 income statement. What amount would be reported in the statement of cash flows as rent paid using the direct method?
A. $15,000.
B. $19,000.
C. $23,000.
D. None of the above is correct.