A small ball strikes a stationary uniform rod, which is free to rotate, in gravity free space. The ball does not stick to the rod The rod will rotate about

A small ball strikes a stationary uniform rod, which is free to rotate

1.	A small ball strikes a stationary uniform rod, which is free to rotate, in gravity free space. The ball does not stick to the rod The rod will rotate about
Answer» its centre of mass the centre of mass of 'rod PLUS ball' the point of IMPACT on the ball on the rod the point about which the MOMENTUM of inertia of the rod plus ball' is minimum ANSWER :A