Let $P$ be a variable point on the ellipse $x^2 + 3y^2 = 3$. Then the maximum perpendicular distance of $P$ from the line $x - y = 10$ is (in $\sqrt{2}$)

  • A
    $3$
  • B
    $4$
  • C
    $6$
  • D
    $5$

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