The correct answer is (D) To seize wrongfully. To take and hold (throne, position, function, office, power, property, prerogative, etc.) wrongfully that rightly belongs to another. To seize and hold (position, function, etc.) by force or without authority or legal right.

Usurp comes from French usurper, Latin usurpare

Examples of use:

• She knowingly usurped a copyrighted article.
• The pretender attempted to usurp the throne.