Which of the following terms is used to define such stars that appear single to the naked eye but are actually double stars when observed by a telescope?

Options :
  1. Cosmic stars
  2. Quasars
  3. Binaries
  4. Novae and supernovae

Answer and Explanation :-

Answer: Option 3


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But what he didn't understand was that this dreamland was preferable,walking through this life half-sleeping,everything at arm's length or farther away. I understood those mermaids.I didn't care if they sang to me.All I wanted was to block out all the human voices as they called me name again and again,pulling me upward into light,to drown.
-Sarah Dessen Dreamland