Summarize some of the new technology that change life in the west

Explanation:

Characters would set seeds beneath to get more water. The common yields were grain, maize, and watermelon. Grain can be made into powder, which is non-perishable. It can further be utilized to make bread and cereal. Iron was powerful than wood. It would not crack when cutting into the soil.

porter is writing economic history because he is focusing on the cost of developing vaccines.

these acts divided the south into five military districts.