The lines (x-2)/(1)=(y-3)/(1)=(z-4)/(-k)...

The lines `(x-2)/(1)=(y-3)/(1)=(z-4)/(-k) and (x-1)/(k)=(y-4)/(2)=(z-5)/(1)` are coplanar, if

A

`k=0`

B

`k=-1`

C

`k=2`

D

`k=-3`

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The correct Answer is:

A, D

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