Identify the Planes That Are Perpendicular $x + 8 y - z = 6 , - 5 x - y - 13 z = 2$

Multiple Choice

Identify the planes that are perpendicular. Select the correct answer.

A) $x + 8 y - z = 6 , - 5 x - y - 13 z = 2$
B) $x + 8 y = 6 , - 5 x - y - 13 z = 2$
C) $x - 8 y = 6 , - 5 x - 13 z = 2$
D) $x + 8 y = 6 , - 5 x - 13 z = 2$
E) $8 x - y - z = 6 , - 5 x + y - 13 z = 2$