If for $f(x) = 2x - x^2$,Lagrange's Mean Value Theorem satisfies in $[0, 1]$,then the value of $c \in [0, 1]$ is

  • A
    $c = 0$
  • B
    $c = \frac{1}{2}$
  • C
    $c = \frac{1}{4}$
  • D
    $c = 1$

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