The advantage of crop rotation was which of the following? A.
It allowed more people to works farms.
B.
It allowed more diverse crops to grow.
C.
It allowed the soil to restore nutrients.
D.
It encouraged trade.

Which area on the map would be most likely to have the most oil exploration in since the start of the 21st century? a) b) c) d) plz me

Can someone me with this plz? ! i'm putting 20 points on it!

Match your vocabulary word to its definition. 1. emigration 2. immigration 3. migration 4. overpopulation 5. sustainable development 6. under population 7. unsustainable development 8. urbanization the movement from one place to another the number of people exceeds the available natural resources in an area leaving one's homeland to settle in a new place the increase in the population of a city the movement of people to a new country the ability to meet current needs without reducing the ability to meet future needs resources being used up at a faster rate than they can be replenished birth rate insufficient to replace the existing population