23. A: How many tugs must I take? B: You must take two tugs according to Port Regulations.
Question: The instruction is according to ________.
(A) Collision Avoidance Rules
(B) ISM Code
(C) Pilotage Act
(D) Port Regulations
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統計: A(23), B(79), C(108), D(627), E(0) #1973651
統計: A(23), B(79), C(108), D(627), E(0) #1973651