Light year is a unit of

Options :
  1. time
  2. mass
  3. distance
  4. energy
Answer and Explanation :-

Answer: Option 3

Explanation:

One light year is a distance which light travels in one year.

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When power leads man toward arrogance, poetry reminds him of his limitations. When power narrows the area of man's concern, poetry reminds him of the richness and diversity of existence. When power corrupts, poetry cleanses.
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