20. A: What is your air draft? B: 20 metres. Which of the following statements is TRUE？
(A) My draft forward is 20 metres.
(B) My draft aft is 20 metres.
(C) My air draft is 20 metres.
(D) My maximum draft is 20 metres.

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統計： A(3), B(14), C(99), D(17), E(0) #1900610