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P is any point on the circumference of t...

P is any point on the circumference of the circumcircle of `DeltaABC`. H is the orthocentre, M is the midpoint of PH and D is the midpoint of BC. Then

A

DM is parallel to AC

B

DM is perpendicular to AP

C

`DM is perpendicular to AB

D

None of these

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The correct Answer is:
B
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