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In a triangle ABC, the points X, Y and Z...

In a `triangle ABC, the points X, Y and Z are on the lines BC, CA and AB. P is a point inside the triangle such that AX, BY and CZ are concruent at P if and only if

A

((AZ)/(BZ))((BX)/(CX)((CY)/(AY)) = 1

B

((AZ)/(AV))((BZ)/(BX))((CY)/(CX)) = 1

C

((AY)/(AZ))((BZ)/(BX))(CY)/(CX)) = 1

D

none of these

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The correct Answer is:
A
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