What effects did the improvements have in china’s population?

improved irrigation methods, which increased crop growth, 2. developed new kinds of rice which grew well in unfertile soil. They were able to increase rice production.

Explanation:

lee and grant, both of whom held the highest rank in their respective armies, had known each other slightly during the mexican-american war (1846-48) and began their dialogue by exchanging awkward personal inquiries. characteristically, grant had arrived in his mud-splattered field uniform while lee had turned out in full dress attire, complete with sash and sword.

explanation: