question: What does the average rate of change in the graph tell you?
  Choices:
  A:The number of earthquakes per year increased by 6 each year.
  B:The number of earthquakes per year did not change.
  C:There were a total of 6 earthquakes over the 4 years.
  D:The number of earthquakes per year decreased by 6 each year.
query_wo: Please directly answer the question and provide the correct option letter, e.g., A, B, C, D.
  Question: What does the average rate of change in the graph tell you?
  Choices:
  A:The number of earthquakes per year increased by 6 each year.
  B:The number of earthquakes per year did not change.
  C:There were a total of 6 earthquakes over the 4 years.
  D:The number of earthquakes per year decreased by 6 each year.
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: What does the average rate of change in the graph tell you?
  Choices:
  A:The number of earthquakes per year increased by 6 each year.
  B:The number of earthquakes per year did not change.
  C:There were a total of 6 earthquakes over the 4 years.
  D:The number of earthquakes per year decreased by 6 each year.
question_for_eval: What does the average rate of change in the graph tell you?
  Choices:
  A:The number of earthquakes per year increased by 6 each year.
  B:The number of earthquakes per year did not change.
  C:There were a total of 6 earthquakes over the 4 years.
  D:The number of earthquakes per year decreased by 6 each year.