In Wisconsin, a standard destination sign directing drivers toward a city or highway exit is usually:
Correct answer: B – Green with white lettering
Standard destination and exit signs are generally rectangular and use a green background with white lettering. They provide directions and distances to places such as cities, states and airports. Brown destination signs are used for recreational, historical or scenic locations rather than ordinary highway destinations.
Source: Wisconsin Motorists’ Handbook — Section 4, “D. Destination”


