question: A B \perp D C and G H \perp F E. If \triangle A C D \sim \triangle G E F, find A B.
  Choices:
  A:2.2
  B:3.6
  C:4.4
  D:6.3
query_wo: Please directly answer the question and provide the correct option letter, e.g., A, B, C, D.
  Question: A B \perp D C and G H \perp F E. If \triangle A C D \sim \triangle G E F, find A B.
  Choices:
  A:2.2
  B:3.6
  C:4.4
  D:6.3
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: A B \perp D C and G H \perp F E. If \triangle A C D \sim \triangle G E F, find A B.
  Choices:
  A:2.2
  B:3.6
  C:4.4
  D:6.3
question_for_eval: A B \perp D C and G H \perp F E. If \triangle A C D \sim \triangle G E F, find A B.
  Choices:
  A:2.2
  B:3.6
  C:4.4
  D:6.3