Answer:
1) increased food supply
3) improved public health
4) increased birth rates
Explanation:
2020 edg
They didn't really give them a section they were just the lower of the five levels
D I believe hope this helps
Answer:
Popular sovereignty is the principle that the authority of a state and its government are created and sustained by the consent of its people, through their elected representatives (rule by the people), who are the source of all political power.
Explanation: