Identify $Y$ and $Z$ from the given figure representing the carbon cycle.

  • A
    $Y=$ Coal,$Z=CO_2$ in water
  • B
    $Y=$ Plankton,$Z=$ Limestone and dolomite
  • C
    $Y=$ Decay organisms,$Z=$ Organic sediments
  • D
    $Y=$ Oil and gas,$Z=$ Respiration

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