What is a key difference between the popular spaceship framework and Garrett Hardin's lifeboat framework?
A.The spaceship metaphor suggests that resources will eventually run out for everyone; the lifeboat metaphor suggests that resources will never run out.
B.The metaphor of the spaceship portrays Earth as a small system with few humans in it; the metaphor of the lifeboat portrays Earth as a large system with many humans.
C.The spaceship metaphor suggests that humans must shar
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