Deck : Deck General - 4493/14074
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| Which single-letter signal, when used by icebreakers on the Great Lakes, may be made by using the ship's whistle? |
| A) I |
| B) M |
| C) E |
| D) None |
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| This should be I for India which is two short blasts for coming to port and two short on the morse code key is the same. |