A solid suspended by a piece of string is completely immersed in water. On attempting to lift the solid out of the water, the string breaks when the solid is partly out of the water. This is because

• A.the tension in the string decreases as the solid is lifted
• B.the mass ofthe solid has increase
• C.the solid apparently weighs less when completely immersed in water than when partially immersed
• D.part of the solid still in lwater is exerting more force on the string.