Which of the following are repair docks ?

1.	Which of the following are repair docks ?
A.	marine railways, dry docks, floating docks, wet docks
B.	dry docks, wet docks, floating docks, lift docks
C.	wet docks, floating docks, lift docks, marine railways
D.	wet docks, lift docks, marine railways, dry docks
Answer» D. wet docks, lift docks, marine railways, dry docks

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Which of the following are repair docks ?

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