Input  | Output  | 
|---|---|
![]() <image 1> In data set A, the mean is (A) 3 (B) 11 (C) 12 (D) 13 (E) 18 Answer with the option's letter from the given choices directly. No punctuation.  | C Difficulty: Easy Subfield: Biological Psychology  | 
{
  "id": "gen-COM2JPC4Cl8BkwMz1Sbop1ZPpw4o",
  "model": "google/gemini-pro-vision",
  "choices": [
    {
      "message": {
        "role": "assistant",
        "content": " C"
      },
      "finish_reason": "STOP"
    }
  ],
  "object": "chat.completion",
  "created": 1708555990,
  "usage": {
    "prompt_tokens": 1292,
    "completion_tokens": 4,
    "total_tokens": 1296
  }
}