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: The goals that improve performance and focus people's attention are: 
 Options:  <1> General, difficult and little challenging. <2> Specific, difficult and challenging. <3> Global, easy and challenging. <4> Specific, easy and challenging. <5> Those that are imposed externally.
Example Output: 2

Example Input: Question: To multiply, the rhabdoviruses enter the host cell by: 
 Options:  <1> Viropexy <2> Endocytosis <3> Depopolimerization of the virion as a consequence of the interaction with the cellular receptor. <4> Direct translocation <5> Opsonic phagocytosis.
Example Output: 2

Example Input: Question: They use a reverse transcriptase during their replication: 
 Options:  <1> Papovavirus. <2> Polyomavirus <3> Hepadnavirus. <4> Parvovirus. <5> Herpesvirus.
Example Output:
3