Mandy and Jeff Have a Net Worth of $25,000 and Total

Mandy and Jeff have a net worth of $25,000 and total assets of $140,000.If their revolving credit and unpaid bills total $2,200,what are their total liabilities?

A) $115,000
B) $140,000
C) $142,200
D) $165,000
E) $167,200