Macroeconomics Differs from Microeconomics in That

Macroeconomics differs from microeconomics in that

A) macroeconomics studies the decisions of individuals and firms.
B) macroeconomics studies the behaviour of government while microeconomics looks at private corporations.
C) microeconomics looks at the economy as a whole.
D) macroeconomics focuses on the national economy and the global economy while microeconomics focuses on the decisions of individuals and firms.