question: As shown in the figure, AB parallel  CD, then the distance between AB and CD is ().
  Choices:
  A:\frac{6}{5}
  B:\frac{7}{6}
  C:\frac{9}{5}
  D:\frac{15}{2}
query_wo: Please directly answer the question and provide the correct option letter, e.g., A, B, C, D.
  Question: As shown in the figure, AB parallel  CD, then the distance between AB and CD is ().
  Choices:
  A:\frac{6}{5}
  B:\frac{7}{6}
  C:\frac{9}{5}
  D:\frac{15}{2}
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: As shown in the figure, AB parallel  CD, then the distance between AB and CD is ().
  Choices:
  A:\frac{6}{5}
  B:\frac{7}{6}
  C:\frac{9}{5}
  D:\frac{15}{2}
question_for_eval: As shown in the figure, AB parallel  CD, then the distance between AB and CD is ().
  Choices:
  A:\frac{6}{5}
  B:\frac{7}{6}
  C:\frac{9}{5}
  D:\frac{15}{2}