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# Using Properties of Triangle Angles

GMAT-TZGBH6

In the diagram, triangles $POL$ and $PLN$ are similar. Angles $P$ and $POL$ are $70$ degrees and angle $OMN$ is $120$ degrees.

What is the measure of angle $LOM$?

A

$70$ degrees

B

$40$ degrees

C

$20$ degrees

D

$90$ degrees

E

$100$ degrees