Deck_2014 : Safety - 499/5254
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| A yellow signal, floating in the air from a parachute, about 300 feet above the water, indicates that a submarine __________ . |
| A) will be coming to periscope depth |
| B) will be coming to the surface |
| C) is on the bottom in distress |
| D) is in distress and will try to surface |
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