Which sequence is essential to ensure the chamber is empty when clearing a semi-automatic pistol?

Which sequence is essential to ensure the chamber is empty when clearing a semi-automatic pistol?

• A. Turn safety on and inspect chamber with magazine in place
• B. Rack the slide and inspect while the magazine is present
• C. Remove the magazine, rack the slide to the rear, lock the slide open, and inspect the chamber
• D. Disassemble and inspect the chamber

Answer: (C)