Production of more food--the system allowed for more food to be produced which fed the workers in an industrial economy.
The 'four-field system' rotates crops between the 4 fields no longer needing to keep one empty because one of the crops would replenish the field with nutrients while the others take nutrients away from the fields. <span />
Answer:
Rail road companies facilitated settlement of the Great Plains because it provided a means of transportation for settlers to get to the location. The government had also provided land to these companies which they sold at an affordable cost to the new settlers. The area was a large expanse of flat land making it easy for newcomers to establish agriculture.
Answer:
Zheng He , Marco Polo and Christopher Columbus
Explanation:
Zheng He - was a Chinese explorer who sailed along the Southeast Asian, South Asian, Western Asian, and East African coasts along with his fleet of incredibly large ships and several hundred men (1405–33).
Marco Polo - was an Italian explorer who traveled to the far east and back to his hometown Venice in the matter of 24 years. He is noted for making detailed chronicles of his travels (1271–95).
Christopher Columbus - Famous Italian explorer and possibly the best-known explorer that ever lived. Known for "discovering" America (1492).
