In the context of contingent interest in case of happening of a uncertain event or if a specified uncertain event shall not happen, such person acquires a contingent interest in the property. Such interest

A. Becomes vested interest in the former case, on the happening of the event, in the later, when the happening of event becomes impossible

B. Does not become vested interest

C. Vested interest does not depend upon happening or not happening of event

D. None of the above

Answer: Option A