i'm doing an essay and the prompt is "does survival require selfishness?" what are some examples of events i could put where people were in an extreme situation and had no other choice but to only look out for themselves?

Which of the following words in bold means “to put before something else”? a) the broken device sat unused in a box. b) jose wanted to defermaking a decision about college until the spring. c) ashok’s counsel was to go to the store tomorrow. d) i would prefer to go to a movie this weekend instead of the play.