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: Indicates which bone is the lesser trochanter:
Options: <1> Fibula. <2> Tibia. <3> Humerus. <4> Femur. <5> Radio.
Example Output: 4

Example Input: Question: Diabetes mellitus type MODY (maturityonset diabetes of the young) is characterized by all the following EXCEPT:
Options: <1> It is an autosomal dominant disorder. <2> It is characterized by a genetic defect in the function of beta cells of the pancreas. <3> Share the same HLA risk as Diabetes Mellitus type 1. <4> The patients have a slight fasting hyperglycemia. <5> They may need treatment with insulin for their control.
Example Output: 3

Example Input: Question: What pair of modified amino acids is very common in collagen?
Options: <1> 4-Hydroxy-proline and 5-Hydroxy-lysine. <2> Histamine and 5-Methyl-lysine. <3> Carboxyglutamate and 4-Hydroxy-proline. <4> S-Adenosyl-methionine and 5-Methyl-proline. <5> Methyl-Phenylalanine and Histamine.
Example Output:
1