If the front of the bus under the hood appears to be on fire, you must stop, secure the bus, and
A. evacuate all students, using the side or rear emergency doors.
B. evacuate all students, using all emergency exits.
C. first wait to see if the fire goes out when you cut the engine off; if not, evacuate students as quickly as possible.
D. use the fire extinguisher as the students are evacuating the bus.