Answer:
Montesquieu - The president has power to veto a law passed by Congress.
Voltaire - People are free to practice whatever religion they wish.
Locke - The people of the United States give the government its power.
Step-by-step explanation:
Montesquieu discussed about the separation of powers and therefore he believed that every political body has its own role.
Voltaire believed that Catholic church had too much influence, and therefore proclaimed the freedom of religion.
Locke believed in the natural rights of the people, who are providing power to government that is leading them.