Answer: (C) borrowed technology from railroads.
Explanation: Edge 2021
I believe B is the answer..
It was the Mayans who built an ancient civilization, in what is now Mexico and Central America. They had an incredibly advanced civilization but were overcome by European settlers.
ESF stands for " Emergency Support Function". The ESF# 13 coordinator is the Department of Justice.
The Department of Justice is also the primary Agency while all other agencies are support agencies.