question: Consider the graph shown. A curve passes (0,1), (1,2), (2,4), (3,8). As x increases, y increases.
  
  
  Which of the following relationships could be represented by the given graph?
  Choices:
  A:The number of handshakes, y, made by x people in a room if every person shakes hands with every other person.
  B:The number of layers, y, resulting from a rectangular piece of paper being folded in half x times.
  C:The number of people, y, attending a parent/teacher conference when there are x parents who each bring 2 children.
query_wo: Please directly answer the question and provide the correct option letter, e.g., A, B, C, D.
  Question: Consider the graph shown. A curve passes (0,1), (1,2), (2,4), (3,8). As x increases, y increases.
  
  
  Which of the following relationships could be represented by the given graph?
  Choices:
  A:The number of handshakes, y, made by x people in a room if every person shakes hands with every other person.
  B:The number of layers, y, resulting from a rectangular piece of paper being folded in half x times.
  C:The number of people, y, attending a parent/teacher conference when there are x parents who each bring 2 children.
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: Consider the graph shown. A curve passes (0,1), (1,2), (2,4), (3,8). As x increases, y increases.
  
  
  Which of the following relationships could be represented by the given graph?
  Choices:
  A:The number of handshakes, y, made by x people in a room if every person shakes hands with every other person.
  B:The number of layers, y, resulting from a rectangular piece of paper being folded in half x times.
  C:The number of people, y, attending a parent/teacher conference when there are x parents who each bring 2 children.
question_for_eval: Consider the graph shown. A curve passes (0,1), (1,2), (2,4), (3,8). As x increases, y increases.
  
  
  Which of the following relationships could be represented by the given graph?
  Choices:
  A:The number of handshakes, y, made by x people in a room if every person shakes hands with every other person.
  B:The number of layers, y, resulting from a rectangular piece of paper being folded in half x times.
  C:The number of people, y, attending a parent/teacher conference when there are x parents who each bring 2 children.