Based on this map, the following statements is true
Most of the agriculture in North America is located in the central United States.
The majority of agriculture in the United States is located in the Southwest.
During the Han Dynasty, trade flourished in China. The government controlled the economy, and Han rulers emphasized unity in laws and currency.
Answer:
A locomotive is a powered railway vehicle used for pulling trains. It was revolutionary because it made trains faster and let them carry heavier things