The figure shows a velocity-time graph of a particle moving along a straight line  Identify the region in which the rate of change of velocity $\left| {\frac{{\Delta \vec v}}{{\Delta t}}} \right|$ of the particle is maximum

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  • A

    $0$ to $2\,\,s$

  • B

    $2$ $4\,\,s$

  • C

    $4$ to $6 \,\,s$

  • D

    $6$ to $8\,\, s$

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