A piece of metal is heated until it becomes red-hot, it is then quickly transferred into a beaker containing boiling water. What effect will this have on the boiling water?

• A.the boiling water rises slightly
• B.the boiling point rises sharply
• C.the rate of vaporisation of the boiling water increases
• D.the boiling point first rises and then falls
• E.neither the boiling point nor the rate of vaporisation increases