Question

1. this system of government (legislative, executive, judicial) was proposed by:

voltaire
montesquieu
locke

Explanation:

The system of separating government into Legislative, Executive, and Judicial branches (separation of powers) was a core political theory developed by Montesquieu in his work The Spirit of the Laws. Voltaire focused more on freedom of speech and religious tolerance, while Locke proposed natural rights and a social contract but not this specific three-branch separation.

Answer:

Montesquieu