Answer:
A Pool
Explanation:
Given that a POOL is a form of business strategy where competing business firms come together to form an agreement or union that is based on maximizing profits by reducing competition through controlling prices.
Hence, in this case, where two competing railroad companies agreed to fix shipping rates at a level that benefited both. This kind of voluntary arrangement is called "A POOL."
It allowed the transportation of goods to be more efficient and quicker
Ask the Principle! the Principle has a map of her/his school for sure. And therefore could tell you the distance around your school.
E, C, and B. D doesnt make sense to help with that era.