An icebreaker assisting a vessel through an ice field would display a visual signal consisting of the code letter "I" (India) to signify that "__________".
Official USCG Answer & Rule Citation
Correct Answer: Option B — I am altering my course to port
Under standardized icebreaker communication protocols using the International Code of Signals, the display of single-letter flag 'I' (India) by the icebreaker signifies that it is immediately altering its course to port.
100% Free & Open Access — No daily limits, paywalls, or gated answers on BrightMariner.