$A$ : Successional process starts only in those areas, where no living organisms ever existed.

$R$ : These areas are not supported by physical environmental conditions.

  • A

    Assertion and Reason both are correct and also correct explanation.

  • B

    Assertion and Reason both are correct and also correct explanation.

  • C

    Assertion is correct, but Reason is incorrect.

  • D

    Both Assertion and Reason are incorrect.

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