Decisions of commoners. The body responsible for the execution of the
policies of government is the

Executive branch of government

Explanation:

The body responsible for the execution of the policies of government is the "Executive branch of government."

This is evident in the fact that the executives exercise authority and have the responsibility for executing the policies governing a state.

For example, Governor, Policemen, etc, have the responsibilities of executing and enforcing laws for the governance of the state.

Hence, in this case, the correct answer is "Executive branch of government."

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