Answer:
paleoecology
Explanation:
because because they study fossil of animals and plants. If it's an old rat's nest it will most likely contain fossils.
The southern colonies' economy had growing labor demands
This is because the South's economy relied on the agriculture, which required more physical labor than the industrial factories the North relied on.
Little percent of Americans have a positive image of Mexico. Many see Mexico as an economic drain.. It's still for a few a safe place to travel and an economic way. Illegal immigration is increasing. Though some of these perceptions don't face reality. Since 2009 migration flows from Mexico(more people leaving than coming). Mexico has undergone over the last few decades.
Answer:
in which class do you read
