CEMC Pascal, 2007

Geometry Difficulty 2.0 Junior Find the answer Canada

In the diagram, if $\angle PQR = 48^\circ$ , what is the measure of $\angle PMN$ ?

(A) $60^\circ$ (B) $42^\circ$ (C) $48^\circ$ (D) $66^\circ$ (E) $84^\circ$

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