Gas produced during combustion of fossil fuel

Options :
  1. methane
  2. oxygen
  3. N2O
  4. CO2


Answer and Explanation :-

Answer: Option 4

Explanation:

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I believe in hope, in what is something called "radical hope." I believe there is hope for all of us, even amid the suffering. And that's why I write fiction, probaby. It's my attempt to keep that fragile strand of radical hope, to buld a fire in the darkness.r
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