What is the mechanism through which a state makes and enforces its policies?

a constitution

a population

a government

a territory

the constitution

Answer: The Constitution.

Explanation:

The Constitution is a crucial legal act of any state through which the authorities implement and establish the political and constitutional order. This act contains the basic principles and regulations pertaining to political, economic, public and financial segments of life.

The Constitution defines the duties and rights of citizens. The Constitution is not a constant category and can be amended as needed.