Parallelogram M N P Q with m \angle M = 10 x and m \angle N = 20 x, \angle M = \angle P and \angle N = \angle Q. Find \angle M.
Choices:
A:30
B:45
C:60
D:120
Please directly answer the question and provide the correct option letter, e.g., A, B, C, D.
Question: Parallelogram M N P Q with m \angle M = 10 x and m \angle N = 20 x, \angle M = \angle P and \angle N = \angle Q. Find \angle M.
Choices:
A:30
B:45
C:60
D:120
Please first conduct reasoning, and then answer the question and provide the correct option letter, e.g., A, B, C, D, at the end.
Question: Parallelogram M N P Q with m \angle M = 10 x and m \angle N = 20 x, \angle M = \angle P and \angle N = \angle Q. Find \angle M.
Choices:
A:30
B:45
C:60
D:120