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'.

Example Input: Question: Mr. A. P. has been discharged after being operated on for a gastric resection. What recommendations should you give to avoid the rapid evacuation syndrome?
Options: <1> Drink liquids during the meal. <2> Take a diet high in carbohydrates. <3> After ingestion, the decubitus position is the most beneficial if the patient tolerates it. <4> You should plan rest periods of 15 minutes after meals. <5> Take a diet low in protein and fat, to avoid abdominal distension.
Example Output: 3

Example Input: Question: The determination of cyanide by the Liebig method is based on the addition of a silver nitrate standard solution:
Options: <1> Until complete precipitation of silver cyanide. <2> Until the precipitation of silver cyanide begins. <3> Until the appearance of a red precipitate of silver chromate. <4> Until the AgCN complex is quantitatively formed. <5> Until the precipitation of silver iodide, yellow.
Example Output: 2

Example Input: Question: Could a glass electrode be used as a reference electrode ?:
Options: <1> Yes, if the glass electrode is a combined electrode. <2> Yes, if a mercury electrode is used as the indicator electrode. <3> No, since the glass electrode is a selective electrode. <4> No, because its foundation is not Nerstian. <5> Yes, if the determination is made in a buffered medium.
Example Output:
5