Bleeding is stoped by the application of ferric chloride. This is because :
(a) the blood starts flowing in the opposite direction
(b) the blood reacts and a solid is formed which seals the blood vessel
(c) the blood is coagulated and the blood vessel are sealed
(d) the ferric chloride seals the blood vessel
(c) Fe3+ ion coagulates -ve sol particles of blood and seals the cut.