In case of fire in a multi story building the residence should vacate the building? A) Through the stairs only B) By the elevation if available C) Both a & b D) None of these Related MCQs: For effective fire security systems the fire drill in a building must be conducted? Choose the correct one word substitution: A person who deliberately sets fire to a building. The first version of Microsoft word was released by the name Multi Tool word in..? What is Range of Fatah-1 guided multi-launch rocket system (MLRS) launched by Pakistan Army on 7th January 2021?