If 2x+y-4=0 is bisector of the angle bet...

If 2x+y-4=0 is bisector of the angle between the lines a(x-1)+b(y-2)=0,c(x-1)+d(y-2)=0, then the other bisector is

A

x-2y+1=0

B

x-2y-3=0

C

x-2y+3=0

D

x-2y-5=0

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The correct Answer is:

B

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