question: A system of two equations: $x^2+y^2=9$ and $y=x^2-4$ and their graphs in the 
  xy-plane are shown above. How many solutions 
  does the system have?
  Choices:
  A:One
  B:Two
  C:Three
  D:Four
query_wo: Please directly answer the question and provide the correct option letter, e.g., A, B, C, D.
  Question: A system of two equations: $x^2+y^2=9$ and $y=x^2-4$ and their graphs in the 
  xy-plane are shown above. How many solutions 
  does the system have?
  Choices:
  A:One
  B:Two
  C:Three
  D:Four
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: A system of two equations: $x^2+y^2=9$ and $y=x^2-4$ and their graphs in the 
  xy-plane are shown above. How many solutions 
  does the system have?
  Choices:
  A:One
  B:Two
  C:Three
  D:Four
question_for_eval: A system of two equations: $x^2+y^2=9$ and $y=x^2-4$ and their graphs in the 
  xy-plane are shown above. How many solutions 
  does the system have?
  Choices:
  A:One
  B:Two
  C:Three
  D:Four