text: var questionData = [
     {
       "ID":1,
       "question":"Q1.png",
       "answer1":"かぎ",
       "answer2":"きのこ",
       "answer3":"えんぴつ",
       "ans_number":1
     },
     {
       "ID":2,
       "question":"Q2.png",
       "answer1":"えい",
       "answer2":"さめ",
       "answer3":"たつのおとしご",
       "ans_number":1
     },
     {
       "ID":3,
       "question":"Q3.png",
       "answer1":"ざくろ",
       "answer2":"どりあん",
       "answer3":"ばなな",
       "ans_number":3
     },
     {
       "ID":4,
       "question":"Q4.png",
       "answer1":"さざんか",
       "answer2":"ひまわり",
       "answer3":"ハイビスカス",
       "ans_number":2
     }
  ]
  