question: Two triangles A E B and A D C are similar with a shared vertex A. E B and D C are parallel. Find x if A E = 3, A B = 2, B C = 6, and E D = 2 x - 3.
  Choices:
  A:5
  B:6
  C:8
  D:9
query_wo: Please directly answer the question and provide the correct option letter, e.g., A, B, C, D.
  Question: Two triangles A E B and A D C are similar with a shared vertex A. E B and D C are parallel. Find x if A E = 3, A B = 2, B C = 6, and E D = 2 x - 3.
  Choices:
  A:5
  B:6
  C:8
  D:9
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: Two triangles A E B and A D C are similar with a shared vertex A. E B and D C are parallel. Find x if A E = 3, A B = 2, B C = 6, and E D = 2 x - 3.
  Choices:
  A:5
  B:6
  C:8
  D:9
question_for_eval: Two triangles A E B and A D C are similar with a shared vertex A. E B and D C are parallel. Find x if A E = 3, A B = 2, B C = 6, and E D = 2 x - 3.
  Choices:
  A:5
  B:6
  C:8
  D:9