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: In general, viruses that have a naked capsid: 
 Options:  <1> They are stable against drying. <2> They are commonly released from the host cell by budding. <3> They are very sensitive to detergents. <4> They are very sensitive to the conditions in the intestinal tract. <5> They can not be neutralized by host antibodies.
Example Output: 1

Example Input: Question: Legionella pneumophila is transmitted by: 
 Options:  <1> Air conditioning systems. <2> Contact between individuals. <3> Mosquito bite. <4> Contaminated food. <5> Fecal-oral route.
Example Output: 1

Example Input: Question: A nurse who bases her professional practice on the Virginia Henderson conceptual model: 
 Options:  <1> It focuses on the fundamental needs of the person, and its interventions are aimed at preserving or restoring the independence of the person in meeting these needs. <2> He sees the care of the person as the establishment and maintenance of a nurse-client relationship that favors development. <3> He bases his actions on strategies to promote the adaptation of the person who is in constant interaction with a changing environment that influences their fundamental needs. <4> It considers in its care, as an authentic presence, the person who goes towards its actualization and who, through his health experiences, creates together to improve the quality of life, as the person and his family define it. <5> Organize your activity to meet the needs of care of the person, with the most appropriate system and nursing mode.
Example Output:
1