question: Circle O has a radius of 13 inches. Chord C D is 24 inches long. If m \widehat C D = 134, find m \widehat C B.
  Choices:
  A:24
  B:33
  C:67
  D:134
query_wo: Please directly answer the question and provide the correct option letter, e.g., A, B, C, D.
  Question: Circle O has a radius of 13 inches. Chord C D is 24 inches long. If m \widehat C D = 134, find m \widehat C B.
  Choices:
  A:24
  B:33
  C:67
  D:134
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: Circle O has a radius of 13 inches. Chord C D is 24 inches long. If m \widehat C D = 134, find m \widehat C B.
  Choices:
  A:24
  B:33
  C:67
  D:134
question_for_eval: Circle O has a radius of 13 inches. Chord C D is 24 inches long. If m \widehat C D = 134, find m \widehat C B.
  Choices:
  A:24
  B:33
  C:67
  D:134