Which one of the following would be considered a contingent liability?

A) A company estimates that it will probably have to pay $75,000 to the EPA for a chemical spill.

B) A company owes $35,000 on inventories purchased on credit.

C) A company has access to a line of credit with a bank in the amount of $120,000.

D) A company believes that it is reasonably possible it will lose a lawsuit and damages could be $100,000.

E) None of the above