
| Deck : General Navigation - 382/2138 |
|---|
| « Previous Question |
| You are approaching a swing bridge at night. You will know that the bridge is open for river traffic when __________. |
| A) the fixed, green light starts to flash |
| B) the red light changes to green |
| C) the red light is extinguished |
| D) the amber light changes to green |
loading answer...
| Comments |
|---|
| There are no comments for this question. |
