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單項(xiàng)選擇題

If there is a fire in a hold, what should you do?()

A. Close the hatch, accesses and ventilators at once. Flood CO2 into hold.
B. Open the hatch, accesses and ventilators at once. Flood CO2 into hold.
C. Close the hatch, accesses and ventilators at once. Flood water into hold.
D. Open the hatch, accesses and ventilators at once. Flood water into hold.

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