question: As shown in the figure, AB parallel CD, angle B = 20.0, angle D = 60.0, then the degree of angle BED is ()
  Choices:
  A:40°
  B:80°
  C:90°
  D:l00°
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, angle B = 20.0, angle D = 60.0, then the degree of angle BED is ()
  Choices:
  A:40°
  B:80°
  C:90°
  D:l00°
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, angle B = 20.0, angle D = 60.0, then the degree of angle BED is ()
  Choices:
  A:40°
  B:80°
  C:90°
  D:l00°
question_for_eval: As shown in the figure, AB parallel CD, angle B = 20.0, angle D = 60.0, then the degree of angle BED is ()
  Choices:
  A:40°
  B:80°
  C:90°
  D:l00°