Final answer:
A wide solid line before an intersection or pedestrian crosswalk usually indicates a stop line. It is a marking on the road that indicates where vehicles should come to a stop before proceeding.
Step-by-step explanation:
A wide solid line before an intersection or pedestrian crosswalk usually indicates a stop line. It is a marking on the road that indicates where vehicles should come to a stop before proceeding. This line is typically accompanied by a stop sign or a traffic signal. It helps ensure safety by providing a clear separation between the intersection and the area where vehicles should stop.