Which Statement Is Correct Under the IFRS Definition for a "Liability

Multiple Choice

Which statement is correct under the IFRS definition for a "liability"?

A) The obligating event must be probable before the liability can be recognized.
B) The obligating event must be virtually certain before the liability can be recognized.
C) A reliable measure of the obligation must exist before the liability can be recognized.
D) A precise measure of the obligation must exist before the liability can be recognized.