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: They are reservoirs of Q fever (Coxiella burnetti):
Options: <1> Bats <2> Poultry. <3> Rodents <4> Dogs. <5> Cows, sheep and goats.

Ex Output:
5

Ex Input:
Question: What quality criteria must a psychological assessment instrument meet?
Options: <1> Validity, or degree to which the scores of a test are free of measurement error. <2> Reliability, or degree to which the scores of a test are free of measurement error. <3> Have a coefficient of internal consistency above 0.40. <4> To have a low proportion of the variance observed explained by the real variance. <5> Include a high error variance.

Ex Output:
2

Ex Input:
Question: What characterizes dissociative identity disorder ?:
Options: <1> Confusion about personal identity or assumption of a new identity. <2> Presence of two or more distinct identities or personality states that control the behavior of the individual recurrently. <3> A selective amnesia. <4> A persistent or recurrent experience of feeling distanced. <5> A feeling of unreality

Ex Output:
2