What do you mean by sustain and survival of life?

1.	What do you mean by sustain and survival of life?
Answer» Life sustaining means\xa0helping someone or something to stay aliveSurvival of life, outlive refer to remaining alive longer than someone else or after some event.\xa0Survive\xa0usually\xa0means\xa0to succeed in keeping alive against odds, to live after some event that has threatened one: to\xa0survive\xa0an automobile accident.

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