$A$ $100$-year-old tree which shows well-marked annual rings in its trunk will have:

  • A
    An irregular number of annual rings which may increase or decrease all along the length of the stem.
  • B
    More than $100$ annual rings at the base and only about $50$ rings at the apex.
  • C
    Only about a $100$ annual rings at the base and a uniformly decreasing number of annual rings towards the apex.
  • D
    The same number of annual rings from the base of its trunk to its apex.

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