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The values of cosine of the angles made ...

The values of cosine of the angles made by the line with d.c.'s (2/7, 3/7, 6/7) with the lines with d.r.'s in descending order of magnitude is
A) (1, 0, 0) `" "` B) (0, 1, 0) `" "` C) (0, 0, 1) `" "` D) (1, 1, 1)

A

D, C, B, A

B

C, D, A, B

C

B, A, D, C

D

A, B, C, D

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