a “separation of powers” refers to A. a structure for organizing the different levels of government. B. a method of controlling a vast empire. C. the practice of all citizens taking part in government. D. a government where military officials make all important decisions.

A. A structure for organizing the different levels of government.

Explanation:

We can see a "separation of powers" in the U.S. government through the Judicial, Executive, and Legislative Branches.

A. A structure for organizing  the different levels of government

Explanation:

A "separation of powers" refers to the division of governmental powers between 3 distinct branches of the federal government.

post the grid otherwise i cant .

also it sounds like a math question not history.

a memoir is the correct answer