Q4 this is mcqs only need correct option with little explanation to make sure its correct..but as soon as possible

QUESTION 4 Not yet answered Find the scalar equation of the line L2 that passes through the Marked out of 100 point (-1, 8) and is perpendicular to the line L1, whose equation Flag is given by 9.2 - 5.1 = 7. question (A) 9.1 - 5.2 = 7 (B) 9.1 + 5.2 = 7 (C) 9.1 - 5.12 = 31 (D) 9.r1 - 5.12 = -49 (E) 9.1 + 5.12 = 31 Select one: O A . O B.. O C. . OD. O E