Which of the following BEST describes macroeconomics?

A) It is not a social science because its predictions cannot be tested.
B) It analyzes the aggregate effects on the national economy of the choices made by individuals, firms, and governments.
C) It examines how the choices that individuals affect governments.
D) It studies the choices that individuals and businesses make when coping with scarcity.
E) Proving causation is never a problem for macroeconomics.


B

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