The value of $(2 \cdot {}^{1}P_{0} - 3 \cdot {}^{2}P_{1} + 4 \cdot {}^{3}P_{2} - \dots$ up to $51^{\text{th}}$ term) + $(1! - 2! + 3! - \dots$ up to $51^{\text{th}}$ term) is equal to

  • A
    $1 + (51)!$
  • B
    $1 - 51(51)!$
  • C
    $1 + (52)!$
  • D
    $1$

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