In the 1970s, widespread fear of imminent natural and artificial disasters and societal collapse led to the development of survivalism, a subculture based on the anticipation of catastrophic events and the preparations involved in surviving disaster. The movement is still popular today. Survivalists stockpile food and water, build shelters, and learn skills that they believe will help them live through apocalyptic chaos. In survivalist terminology, what is a “BOB”? Discuss