How would you clear a double feed in a semi-automatic pistol?

How would you clear a double feed in a semi-automatic pistol?

• A. Push the magazine release, then pull the slide to the closed position.
• B. Tap the grip and shake the firearm briskly to clear debris.
• C. Lock the slide to the rear, rack to clear the chamber, reinsert the magazine, chamber a round, release the slide.
• D. Lock the slide to the rear, remove the magazine, rack to clear the chamber, reinsert the magazine, chamber a round, release the slide.

Answer: (D)