One of the central developments of the second half of the 20th
Answer:
Oak Park illinois.
Explanation: I have seen his house there.
Answer: B. by working together voluntarily
In 1883, railroad companies were able to standardize their timetables. One of the best practice that they did is that they work together voluntarily for the welfare of the majority. It is the unity that they were able to construct that made the standardization of their timetables.
Answer:
Broad expanse of flat land west of the Mississippi River and east of the Rocky Mountains in the United States and Canada
