यदि $f(x) = \begin{vmatrix} 1 + \sin x + \sin 2x + \sin 3x & \frac{3 + \sin 2x}{2} & \frac{-2 + \sin 3x}{3} \\ 3 + 4 \sin x & \frac{3}{2} & \frac{4}{3} \sin x \\ 1 + \sin x & \frac{1}{2} \sin x & \frac{1}{3} \end{vmatrix}$ है, तो $\int_0^{\pi / 2} (f(x) + f^{\prime}(x)) dx =$

  • A
    $\frac{-1}{6}$
  • B
    $\frac{-1}{9}$
  • C
    $\frac{-2}{9}$
  • D
    $\frac{1}{27}$

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