1
What devices are used in work zones during both day and night to direct drivers into specific traffic lanes?
- A.Flag persons
- B.Barricades
- C.Railroad crossing signals
- D.Large flashing or sequencing arrow panels✓
Why: Large flashing or sequencing arrow panels are used in work zones to direct traffic into specific lanes during both day and night. According to Chapter 5, these devices warn drivers that a portion of the road ahead is closed and guide them safely around the hazard.
