In rhombus A B C D, m \angle D A B = 2, m \angle A D C and C B = 6. D B and A C intersect at point E. Find m \angle A C D.
Choices:
A:45
B:60
C:90
D:180
Please directly answer the question and provide the correct option letter, e.g., A, B, C, D.
Question: In rhombus A B C D, m \angle D A B = 2, m \angle A D C and C B = 6. D B and A C intersect at point E. Find m \angle A C D.
Choices:
A:45
B:60
C:90
D:180
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: In rhombus A B C D, m \angle D A B = 2, m \angle A D C and C B = 6. D B and A C intersect at point E. Find m \angle A C D.
Choices:
A:45
B:60
C:90
D:180