If a portable extinguisher is suitable for use on a particular class of fire, the picture-symbol background is:

______________used for egress can be especially helpful in occupancies in which a large number of nonambulatory persons live and work

a. Stairwells b. Fire doors c. Fire walls d. Elevators

Fire departments should attempt to properly document the presence of combustible metals, which can be gathered from ___________________

a. preincident plans or surveys b. incident action plans c. safety plans d. incident reports