Rules of the Road

All four approaches to a PEI intersection show flashing red. You should treat it as:

Prince Edward Island road sign — A 4-way stop — full stop, yield to right on simultaneous arrival
Show Answer & Explanation
Correct Answer: A. A 4-way stop — full stop, yield to right on simultaneous arrival

Treating flashing red as a full stop is the safe default regardless of whether the signal is damaged or in planned flashing mode.