In a wet dock system, (A) Minimum required depth of water for the vessels is maintained (B) Entrance locks are provided with massive gates (C) The cost of construction is quite heavy (D) All the above

In a wet dock system,
(A) Minimum required depth of water for the vessels is maintained
(B) Entrance locks are provided with massive gates
(C) The cost of construction is quite heavy
(D) All the above
by

1 Answer

Answer :

(D) All the above
by

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