The equation (b-c)x+(c-a)y+a-b=0 (b^3-c^...

The equation `(b-c)x+(c-a)y+a-b=0 (b^3-c^3)x+(c^3-a^3)y+a^3-b^3=0` will represent the same line if

A

`a=b=c`

B

`a+b+c=0`

C

`a//b=c//a`

D

`a-b-c=0`

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The correct Answer is:

B

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