On which one of the following conservation laws, does a rocket work

Options :
  1. mass
  2. energy
  3. linear momentum
  4. angular momentum
Answer and Explanation :-

Answer: Option 3

Explanation:

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Nora knows better than most that nothing lasts forever. Life doesn't, love doesn't, hope doesn't, so why would death, hate, or despair? Nothing is permanent. Not even the end of the world.
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