Signs, Signals & Markings
A red, eight-sided sign means you must:
- AMerge to the right
- BProceed with caution only
- CSlow down and yield
- DCome to a complete stopCorrect
Why: A red octagon is a STOP sign; stop fully at the line or crosswalk, then go when it is safe. (Maryland Driver's Manual, signs)
Alcohol, Drugs & Rookie Driver Licensing
A driver age 21 or older is impaired in Maryland at a BAC of:
- A0.02 or higher
- B0.10 or higher
- C0.08 or higherCorrect
- D0.12 or higher
Why: For drivers 21 and older, a BAC of 0.08 or higher is impaired driving in Maryland. (Maryland Driver's Manual, impaired driving)