A Domain.com technician notices that there is a water leak in the ceiling of the server room. Which of the following is the BEST action the technician can take?

A.
Mop up the water on the floor and place a bucket under the leak.

B.
Place a bucket under the leak and continue with his daily tasks.

C.
Notify the janitor and the system administrator.

D.
Shut down all computers in the server room.