What is the correct sequence of actions for the Elevator Operator when operating in fire service mode?

What is the correct sequence of actions for the Elevator Operator when operating in fire service mode?

• A. Check the shaft for signs of smoke, fire, or water; operate the car; stop every five floors to check controls and shaft; if smoke or fire is detected, exit the car and notify Lobby Control
• B. Check the shaft after every floor, then continue to top floor
• C. Enter the car and descend to ground floor without checks
• D. Wait for further instructions before starting

Answer: (A)