Witt Corp. has outstanding at December 31, 2010, two long-term borrowings with annual sinking fund requirements and maturities as follows:

Sinking fund requirements Maturities 2011 $1,000,000 $ --

2012 1,500,000 2,000,000 2013 1,500,000 2,000,000 2014 2,000,000 2,500,000 2015 2,000,000 3,000,000

$8,000,000 $9,500,000 In the notes to its December 31, 2010 balance sheet, how should Witt report the above data?

a. No disclosure is required.

b. Only sinking fund payments totaling $8,000,000 for the next five years detailed by year need be disclosed.

c. Only maturities totaling $9,500,000 for the next five years detailed by year need to be disclosed.

d. The combined aggregate of $17,500,000 of maturities and sinking fund requirements detailed by year should be disclosed.