Identify the organisms $I, II, III$ and $IV$ in the given food web.
$I$ | $II$ | $III$ | $IV$

  • A
    Deer | Rabbit | Frog | Mouse
  • B
    Dog | Squirrel | Bat | Deer
  • C
    Mouse | Dog | Turtle | Crow
  • D
    Squirrel | Cat | Mouse | Pigeon

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