Which Measure Did Richelieu Take in His Effort to Strengthen

Which measure did Richelieu take in his effort to strengthen the French monarchy?

A) He ended the independence of the Huguenots.
B) He abolished the Edict of Nantes.
C) He incorporated the nobility into the regime, giving them positions as diplomats, soldiers, and officials.
D) He both ended the independence of the Huguenots and incorporated the nobility into the regime, giving them positions as diplomats, soldiers, and officials.
E) All these answers are correct.