The dimensions of $\frac{\alpha}{\beta}$ in the equation $F = \frac{\alpha - t^2}{\beta v^2}$,where $F$ is force,$v$ is velocity,and $t$ is time,are ..........

  • A
    $[MLT^{-1}]$
  • B
    $[ML^{-1}T^{-2}]$
  • C
    $[ML^3T^{-4}]$
  • D
    $[ML^2T^{-4}]$

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