A technician at a small business goes into the server room to perform maintenance on a server and notices it is very hot and audible alarms are going off. The technician is unsure of how to remedy the situation. Which of the following should the technician do？（）

• A、Turn off all the equipment in the server closet
• B、Install a fan in the server closet
• C、Turn off the power to the server closet
• D、Follow escalation procedures for emergencies