Answer:
B. white diamond
Explanation:
A high occupancy vehicle lane is a lane marked for cars, vans or buses that are transporting a large number of persons inside of them, this is created to keep a lane for them on rush hours so they can make it on schedule. It is marked with a white diamond, so private drivers wont drive on it, it can be permanently closed to private drivers, or only at certain hours, like rush hours or only when public transportation is working.
