text: list = [[2,3,4], [5,8,9]]
  flattened_list = [item for sublist in list for item in sublist]
  print(flattened_list)
  
  #Equivalent to starting at the farthest to the left for loop and work way in
  l = [[1,2,3],[5,6,8], ['python','is','hard']]
  flat_list = []
  for sublist in l:
      for item in sublist:
          flat_list.append(item)
  print(flat_list)