______ transportation system is slow, ineffcient use of fuel, but not limited by ports or rails. can reach remote areas that other forms of transportation can not.

Question

______ transportation system is slow, ineffcient use of fuel, but not limited by ports or rails. can reach remote areas that other  forms of transportation can not.

GPT 3.5 · Answer

The answer is likely an air transportation system, such as airplanes or helicopters.