If L is a line common to the planes $3 x+4 y+7 z=1, x-y+z=5$ then the direction ratios of the line L are

• A

  $(16,0,-1)$
• Correct answer
  B

  $(11,4,-7)$
• C

  $(2,5,1)$
• D

  $(4,-7,11)$

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