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: For which of the following children's problems has the effectiveness of the symbolic modeling technique been demonstrated?
Options: <1> Childhood depression <2> Behavioral disorders associated with ADHD. <3> The autism <4> The shyness. <5> The selective mutism.
Example Output: 4

Example Input: Question: Which of the following interventions is NOT part of the training in defecatory habits for the treatment of corporpresis?
Options: <1> The use of enemas to achieve initial disimpaction and prevent constipation. <2> The establishment of a specific time of the day to carry out the defecation on a regular basis. <3> Positive contingent punishment to defecation in inappropriate places (underwear). <4> Provide restrictions and dietary recommendations. <5> The reinforcement for keeping the clothes clean at the end of the day.
Example Output: 3

Example Input: Question: Regarding COPD, which one is FALSE?
Options: <1> Smoking is the most important factor in the development of COPD. <2> Contrary to asthma, there is no inflammatory component. <3> The genetic factor to develop better documented COPD is the deficit of alpha1 antitrypsin. <4> Acropachies are not characteristic of COPD and their presence should suggest associated bronchiectasis or bronchopulmonary carcinoma. <5> Spirometrically, obstruction is detected by a FEV1 / FVC ratio of less than 0.70.
Example Output:
2