text: class Question:
      lock = ''
      question = ''
      reference = ''
      image = ''
      options = []
      outputs = []
  
      def __init__(self, lock, question, reference, image):
          self.lock = lock
          self.question = question
          self.reference = reference
          self.image = image
          self.options = []
          self.outputs = []
  
      def addOption(self, option, output):
          self.options.append(option)
          self.outputs.append(output)
  
      def select(self, number):
          return self.outputs[number]
      
  class Flow:
      lock = ''
      reference = ''
      law = ''
  
      def __init__(self, lock, reference, law):
          self.lock = lock
          self.reference = reference
          self.law = law  
      