X knows that Y is suffering from enlarged liver Being a doctor X knows that if the gives a fist blow...........

X knows that Y is suffering from enlarged liver. Being a doctor, X knows that if the gives a fist blow to Y in that region with moderate force, it would result in rupture of Y’s liver and is likely to cause his death. Knowing this, X gives Y a fist blow which ruptures Y’s liver and causes his death. X is