Deck : General Navigation - 133/2138 |
---|
« Previous Question |
A drawbridge may use visual signals to acknowledge a vessel's request to open the draw. Which signal indicates that the draw will NOT be opened immediately? |
A) A flashing amber light |
B) A flashing white light |
C) A white flag raised and lowered vertically |
D) A fixed red light |
loading answer...
Comments |
---|
There are no comments for this question. |