question: In \odot C, point R, M, N, L are on the circle, and M L is the diameter. \angle M C R = x - 1 degrees and \angle R C L = 3x + 5 degrees. Find m \angle R C M.
  Choices:
  A:27
  B:43
  C:47
  D:67
query_wo: Please directly answer the question and provide the correct option letter, e.g., A, B, C, D.
  Question: In \odot C, point R, M, N, L are on the circle, and M L is the diameter. \angle M C R = x - 1 degrees and \angle R C L = 3x + 5 degrees. Find m \angle R C M.
  Choices:
  A:27
  B:43
  C:47
  D:67
query_cot: 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 \odot C, point R, M, N, L are on the circle, and M L is the diameter. \angle M C R = x - 1 degrees and \angle R C L = 3x + 5 degrees. Find m \angle R C M.
  Choices:
  A:27
  B:43
  C:47
  D:67
question_for_eval: In \odot C, point R, M, N, L are on the circle, and M L is the diameter. \angle M C R = x - 1 degrees and \angle R C L = 3x + 5 degrees. Find m \angle R C M.
  Choices:
  A:27
  B:43
  C:47
  D:67