{
  "id": "S020",
  "type": "单选题",
  "type_code": "single",
  "stem": "问卷要能准确地反映客观事物的特征或属性，这是指问卷的（ ）。",
  "stem_text": "问卷要能准确地反映客观事物的特征或属性，这是指问卷的（ ）。",
  "options": [
    {
      "key": "A",
      "text": "稳定性"
    },
    {
      "key": "B",
      "text": "有效性"
    },
    {
      "key": "C",
      "text": "可靠性"
    },
    {
      "key": "D",
      "text": "可比性"
    }
  ],
  "options_text": [
    {
      "key": "A",
      "text": "稳定性"
    },
    {
      "key": "B",
      "text": "有效性"
    },
    {
      "key": "C",
      "text": "可靠性"
    },
    {
      "key": "D",
      "text": "可比性"
    }
  ],
  "answer_keys": [
    "B"
  ],
  "answer_display": "B",
  "answer_texts": [
    "有效性"
  ],
  "sources": [
    {
      "edition": "第12届",
      "edition_num": 12,
      "no": 20,
      "uid": "12-020",
      "file": "第12届本科模拟题（10.19）.xlsx"
    }
  ],
  "source_display": "第12届 第20题",
  "source_count": 1,
  "images": [],
  "warnings": [],
  "conflict": null,
  "url": "/q/S020.html"
}