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: Due to its high mercury content, the Spanish Agency for Food Safety and Nutrition recommends pregnant women not to consume: 
 Options:  <1> Mature soft cheeses, type Brie or Camembert. <2> Pate or foie gras. <3> Large fatty fish. <4> Raw sausages <5> Green leaf vegetables.

Ex Output:
3


Ex Input:
Question: From a microbial growth control point of view, it can be stated that: 
 Options:  <1> Pasteurization is a method of sterilization for liquid substances. <2> The overpressure is what kills the microorganisms when the autoclave is used. <3> Antiseptic agents are applied to living tissues. <4> The autoclave is the recommended method for sterilizing thermosensitive liquids. <5> The use of ultraviolet radiation is due to its high penetration power.

Ex Output:
3


Ex Input:
Question: What simple reinforcement programs produce a more stable response pattern ?: 
 Options:  <1> Those of fixed ratio. <2> Those of variable reason. <3> Those of fixed interval. <4> Those of variable interval. <5> All reinforcement programs produce similar response rates.

Ex Output:

2