What is the maximum speed limit for cars and trucks on interstate highways in Mississippi?

Answer: C — 70 mph

In Mississippi, the maximum speed limit for cars and trucks on interstate highways is 70 mph. This speed limit is set to help ensure the safety of all drivers on the road, as higher speeds can increase the likelihood of accidents and reduce the time available for drivers to react to unexpected situations. It is important for all drivers to adhere to this speed limit to promote safe driving practices and prevent accidents on the highways.