The second trailer should be uncoupled first.
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The third trailer should be uncoupled first.
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The order of uncoupling is not important.
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The heaviest trailer should be uncoupled first.
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The second trailer should be uncoupled first.
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The third trailer should be uncoupled first.
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The order of uncoupling is not important.
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The heaviest trailer should be uncoupled first.
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Answer correctly : 0 | Wrong : 0
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