When is it time to leave your environment and move somewhere new?

20 how do you figure this out and what's the answer

Which of the following guidelines should be followed if you have a large spill that is dangerous or beyond your ability to clean up? a) call emergency authorities b) try to keep it quiet so nobody panics c) if the material is flammable, get several buckets of water to dilute it with d) wipe up as much as you can with appropriate rags

Which three sentences in the story indicate that the passage is an ex nihilism type of creation story?