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'.

Ex Input:
Question: The water used in the preparation of medicated syrups must: 
 Options:  <1> Be sterile <2> Be purified or distilled water. <3> It is highly recommended that it contain dissolved carbon dioxide. <4> Contain dissolved calcium ions. <5> Contain an adequate proportion of magnesium ions.

Ex Output:
2


Ex Input:
Question: Which of the following antifungals is used in the treatment of invasive aspergillosis and severe candidiasis including Candida krusei and Candida glabrata ?: 
 Options:  <1> Voriconazole <2> Miconazole <3> Ketoconazole <4> Fluconazole <5> 1 and 3 are correct.

Ex Output:
1


Ex Input:
Question: With regard to the intermittent administration of enteral nutrition, point out the INCORRECT response: 
 Options:  <1> It can be administered in bolus. <2> The administration should last 15 to 20 minutes. <3> After the take, you have to wash the probe to remove debris. <4> It is always administered with a pump. <5> The total amount is divided into 4 or 5 daily doses.

Ex Output:

4