anchor.diff:  
   void answerSheetFetched(String responseText) {
     Map data = JSON.decode(responseText);
  +
     for (Map answer in data['answers']) {
  +    questionIdToAnswer[answer['question']] = answer['answer'];
       questionIdToAnswerId[answer['question']] = answer['id'];
     }
   }
  
positive.code:   InputElement answerInput = new InputElement();
    answerInput.classes.add('form-control answer-input');
    answerInput.id = answerId;
    answerInput.attributes['data-question-id'] = id.toString();
  
    // Label
  
negative.code: 
  Element questionDataToView(Map data) {
    int id = data['id'];
    int seq = data['sequence'];
    String question = data['question'];
    String answer = questionIdToAnswer[id];
  
    DivElement questionDiv = new DivElement();
    questionDiv.classes.add('form-group');
  