What does a red and green light indicate when together
- what does a red and green light indicate when seen together at night on the water
- what does a red and green light indicate when seen together at night boatus
- what does a red and green light indicate when sitting together at night
- what does a red and green light indicate when seen together
- what does a red and green light indicate when seen together at night on a boat
- what does a red and green light indicate when seen together at night quizlet
- what does a red and green light indicate when together at night
