Which of the Following Statements Does Not Describe an Essential

Which of the following statements does not describe an essential characteristic of a liability?

A) A liability is a present obligation that will be settled by a probable future transfer or use of assets.
B) The obligated entity has little or no discretion to avoid the future sacrifice.
C) The identity of the recipient must be known to the obligated party.
D) The transaction or event obligating the enterprise has already occurred.