What color is typically used for flags indicating an overhang on a vehicle during the day?

Answer: D — Red

Flags indicating an overhang on a vehicle during the day are typically red. The use of a red flag serves as a clear visual signal to other drivers, alerting them to the potential hazard presented by the overhang. Red is a color associated with caution and danger, making it effective for drawing attention. This is crucial, especially in traffic situations where keeping safe distances is important. In contrast, other colors like orange, while also used for warning signs, are generally reserved for construction zones and specific warning signals rather than for marking vehicle overhangs. Blue is typically associated with informational signs and is not commonly used for warning flags. White, on the other hand, is often used for surrender or regulations but lacks the visibility needed in this context. The choice of red flags helps ensure safety on the road by clearly marking potential hazards for all road users.