Final answer:
The legal place to store an opened alcoholic beverage container while driving is in the trunk of the vehicle.
Step-by-step explanation:
The answer to the question is C.In the trunk.
According to the laws in the United States, it is illegal to drive with an alcoholic beverage container that has been opened, except in certain circumstances. One of those exceptions is if the container is stored in the trunk of the vehicle. This is because the trunk is a separate enclosure from the passenger area, keeping the driver and passengers safe.