If direction ratios of two lines are `2,-6,-3 and 4,3,-1` then direction ratios of a line perpendicular to them are
A. `2,3,3`
B. `3,-2,6`
C. `1,2,3`
D. `2,-3,6`
A. `2,3,3`
B. `3,-2,6`
C. `1,2,3`
D. `2,-3,6`
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Correct Answer – b