The term "Trail of Tears" refers to the difficult journeys that the Five Civilized Tribes took during their forced removal from the southeast during the 1830s and 1840s. The Cherokee, Creek, Choctaw, Chickasaw, and Seminole were all marched out of their ancestral lands to Indian Territory, or present Oklahoma.
Answer: B. Improving Agricultural techniques with Irrigation and fast rising rice increased food supplies.
Explanation:
The Song Dynasty of China which lasted from 960 - 1279 AD saw a great increase in population as well as income. This was due to improvements in Agriculture that led to increased food supplies which could support a larger population.
Some of these improvements included irrigation as more farming commenced on the Yangzi River which increased crop yields as well as the introduction of different types of rice such as fast rising rice which meant that more rice could be grown in planting season.
Answer:
O: Transcontinental Railroads
Explanation:
I remember reading about it in history class
D all of the above because anything in an ecosystem adds to the biodiversity of it.