Deck : Deck General - 3385/5076
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| During a move to a new location, a jack-up drilling unit with personnel on board is towed through a heavy rainstorm. What signal must be sounded by the drilling rig when visibility is restricted? |
| A) One prolonged and three short blasts |
| B) One prolonged blast |
| C) Two prolonged blasts |
| D) One prolonged and two short blasts |
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