Oklahoma City firefighters responded to a business fire early Monday morning in west Oklahoma City. Officials responded to ATC Drivetrain Inc., near Reno Avenue and North Morgan Road around 4:00 a.m. According to firefighters at the scene, a parts machine was turned on without water running through it, which caused it to overheat. Firefighters said a large portion of the building was filled with smoke as a result of the fire. The fire was contained to the machine. Employees were evacuated out of the building while the fire was contained. No injuries were reported.
Can we infer the following?
Officials responded to a fire at ATC Drivetrain Inc. at 0400.

Options are: (a). Yes. (b). It's impossible to say. (c). No.
The answer is:
(a).