Equation of the plane passing through the origin and perpendicular to the planes $x+2 y-z=1$ and $3 x-4 y+z=5$ is

• A

  $x+2 y-5 z=0$
• B

  $x-2 y+5 z=0$
• Correct answer
  C

  $x+2 y+5 z=0$
• D

  $3 x+y-5 z=0$

Hence, the correct answer is option: 'C'.