If sum of the coefficient of the first, second and third terms of the expansion of ${\left( {{x^2} + \frac{1}{x}} \right)^m}$ is $46$, then the coefficient of the term that doesnot contain $x$ is :-

  • A

    $84$

  • B

    $92$

  • C

    $98$

  • D

    $106$

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