Why Is It Critical for a Government to Be Recognized

Why is it critical for a government to be recognized as legitimate by its people?

A) Legitimacy is required in order for a government to shift toward a more authoritarian style of governing.
B) Legitimacy gives the appearance of a strong government and helps ward off foreign attacks.
C) Legitimacy helps a government expand its power and influence in times of need or crisis.
D) Legitimacy is what gives the government the right and ability to make and enforce rules.