{
  "id": "S286",
  "type": "单选题",
  "type_code": "single",
  "stem": "下列调研项目中，适合采用观察法的是（ ）。",
  "stem_text": "下列调研项目中，适合采用观察法的是（ ）。",
  "options": [
    {
      "key": "A",
      "text": "商场经营环境中商品陈列调查"
    },
    {
      "key": "B",
      "text": "广告营销效果调查"
    },
    {
      "key": "C",
      "text": "消费者对某类产品的认知调查"
    },
    {
      "key": "D",
      "text": "消费者满意度调查"
    }
  ],
  "options_text": [
    {
      "key": "A",
      "text": "商场经营环境中商品陈列调查"
    },
    {
      "key": "B",
      "text": "广告营销效果调查"
    },
    {
      "key": "C",
      "text": "消费者对某类产品的认知调查"
    },
    {
      "key": "D",
      "text": "消费者满意度调查"
    }
  ],
  "answer_keys": [
    "A"
  ],
  "answer_display": "A",
  "answer_texts": [
    "商场经营环境中商品陈列调查"
  ],
  "sources": [
    {
      "edition": "第17届",
      "edition_num": 17,
      "no": 10,
      "uid": "17-010",
      "file": "17届市调大赛本科组模拟题.docx"
    }
  ],
  "source_display": "第17届 第10题",
  "source_count": 1,
  "images": [],
  "warnings": [],
  "conflict": null,
  "url": "/q/S286.html"
}