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Let A, B, C be three points in a straigh...

Let `A, B, C` be three points in a straight line. B lying between `A and C.` Consider all circles passing through `B and C.` The points of contact of the tangents from A to these circle lie on

A

a straight line

B

a circle

C

a Parabola

D

none of these

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The correct Answer is:
B
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