Well if you mean what does the controlled part of a scientific investigation, it is the part of the investigation that will be your control or your base, untouched, original, data and such.
Explanation: climatology is not a branch of human geography.
Answer:
The use of government expenditure and taxation to impact the economy is a big part of policy. A governing body inside a company is more likely to establish policies. Most policies' significance as a policy instrument has grown and gone. Before 1930, a laissez-faire, or small government, approach dominated. When it comes to influencing the economy, policymakers have two basic tools: monetary policy and fiscal policy.
Answer:
Landforms: There are three distinct landforms of the Southeast and of North Carolina: the Coastal Plain, the Piedmont, and the Appalachian Mountains. The Coastal Plain is low, flat to gently sloping land that extends along the Atlantic Ocean and the Gulf of Mexico.
I believe the plates are called the south American plates just saying I might be correct or I might be wrong so don't take my word for it I am not the expert