Pick up the correct statement from the following:
(A) The quality of water governs the strength of concrete
(B) 10% excess of water reduces the strength of concrete by 15%
(C) 30% excess of water reduces the strength of concrete by 50%
(D) All the above
(A) The quality of water governs the strength of concrete
(B) 10% excess of water reduces the strength of concrete by 15%
(C) 30% excess of water reduces the strength of concrete by 50%
(D) All the above