question: The height h of the racket hit is ()
  Choices:
  A:\frac{8}{5}m
  B:\frac{4}{3}m
  C:1m
  D:\frac{8}{15}m
query_wo: Please directly answer the question and provide the correct option letter, e.g., A, B, C, D.
  Question: The height h of the racket hit is ()
  Choices:
  A:\frac{8}{5}m
  B:\frac{4}{3}m
  C:1m
  D:\frac{8}{15}m
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: The height h of the racket hit is ()
  Choices:
  A:\frac{8}{5}m
  B:\frac{4}{3}m
  C:1m
  D:\frac{8}{15}m
question_for_eval: The height h of the racket hit is ()
  Choices:
  A:\frac{8}{5}m
  B:\frac{4}{3}m
  C:1m
  D:\frac{8}{15}m