Which of the following words is closest in meaning to “Mandate”?

Mandate means an official authority to act.

• Correct answer - authority to command: it has the same meaning as Mandate.
• grapple: to struggle or seize - wrong, it does not mean the same as Mandate.
• order: an arrangement or a command - wrong, it does not mean the same as Mandate.
• concept: an idea - wrong, it does not mean the same as Mandate.