question: The figure shows a \parallelogram ABCD, with BD connected, BD perpendicular to AB, and BD also perpendicular to DC. The length of BD is 6m, and the length of AD is 10m. What is the area of \parallelogram ABCD?
  Choices:
  A:24
  B:30
  C:48
  D:60
query_wo: Please directly answer the question and provide the correct option letter, e.g., A, B, C, D.
  Question: The figure shows a \parallelogram ABCD, with BD connected, BD perpendicular to AB, and BD also perpendicular to DC. The length of BD is 6m, and the length of AD is 10m. What is the area of \parallelogram ABCD?
  Choices:
  A:24
  B:30
  C:48
  D:60
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 figure shows a \parallelogram ABCD, with BD connected, BD perpendicular to AB, and BD also perpendicular to DC. The length of BD is 6m, and the length of AD is 10m. What is the area of \parallelogram ABCD?
  Choices:
  A:24
  B:30
  C:48
  D:60
question_for_eval: The figure shows a \parallelogram ABCD, with BD connected, BD perpendicular to AB, and BD also perpendicular to DC. The length of BD is 6m, and the length of AD is 10m. What is the area of \parallelogram ABCD?
  Choices:
  A:24
  B:30
  C:48
  D:60