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: Virgina Henderson describes the relationship of the nurse with the patient in the following structure:
Options: <1> Levels: Substitution. Help. Accompaniment. <2> Roles: Strange. Person resource. Teacher. Leadership. Substitute. Advice. <3> Skills: Beginner Advanced beginner Effective. Expert. <4> Help modes: Act for another. Lead another. Support another. Provide an environment that fosters development. Teach another <5> Styles: Stimulation. Confirmation. Conservation and continuity of life. Self-image Compensation and rest.

Ex Output:
1

Ex Input:
Question: Homosexual male of 30 years of age HIV (+) who participates as a volunteer in a help center for patients with AIDS. According to her clinical history she received diphtheria toxoid (Td) 6 years ago, the MMR vaccine in childhood and adolescence, and hepatitis B three years ago. He is currently asymptomatic with a CD4 count greater than 200 cls / l. What vaccines should we recommend?
Options: <1> Seasonal influenza, pneumococcal, tetravalent meningitis and hepatitis A. <2> Seasonal flu, Td, pneumococcal and tetravalent meningitis. <3> Templavalent meningitis, pneumococcal and seasonal influenza. <4> Td, tetravalent, pneumococcal meningitis. <5> Viral triple, seasonal flu, pneumococcal.

Ex Output:
1

Ex Input:
Question: In relation to the structure of proteins:
Options: <1> All globular proteins have the same domains. <2> The tertiary structure is present only in oligomeric proteins. <3> Hemoglobin is the only protein that has a quaternary structure. <4> The protein domains are regions of compact folding that exert a certain function. <5> The tertiary and quaternary structures are maintained only by the peptide bonds.

Ex Output:
4