Given the task definition and input, reply with output. In this task, you are given a multiple-choice question about healthcare. Answer the question based on your information and classify your answers into '1', '2', '3', and '4'.

Question: Intestinal absorption of carbohydrates by absorptive cells:
Options: <1> It can be carried out with monosaccharides and disaccharides. <2> Sucrose is transported by sucrase. <3> Glucose is transported by facilitated diffusion and by Na + -dependent facilitated transport. <4> The facilitated glucose transporters, which do not bind Na +, are located on the luminal side of the absorptive cell. <5> Glucose and fructose are absorbed by transporters other than glucose.
3