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: Transketolase catalyzes the transformation of ribose-5-phosphate and xylulose-5-phosphate into: 
 Options:  <1> Two molecules of ribulose-5-phosphate. <2> Sedoheptulose-7-phosphate and glyceraldehyde-3-phosphate. <3> Fructose-6-phosphate and erythrose-4-phosphate. <4> Glyceraldehyde-3-phosphate and glucose-6-phosphate. <5> 6-Phosphogluconate and glyceraldehyde-3-phosphate.
Example Output: 2

Example Input: Question: In the framework of the treatment of Generalized Anxiety, we distinguish (eg, Dugas and Ladouceur, 1997) between concerns about events based on reality, in which case the patient would be trained in problem solving, and concerns about events not based on reality and highly improbable that should be addressed by employing: 
 Options:  <1> Cognitive functional exposure. <2> Applied relaxation <3> Distraction techniques. <4> Meditation. <5> Self instructions
Example Output: 1

Example Input: Question: According to DSM-IV-TR, obsessive-compulsive disorder and obsessive personality disorder share nominal similarities, but how do clinical manifestations differ? 
 Options:  <1> Obsessive-compulsive personality disorder is not characterized by the presence of obsessions or compulsions. <2> Obsessive-compulsive personality disorder is characterized by the presence of obsessions without compulsions. <3> Obsessive-compulsive personality disorder is characterized by the presence of compulsions. <4> The obsessive-compulsive personality disorder is not characterized by the presence of obsessions or compulsions for at least 6 months. <5> Obsessive-compulsive personality disorder is not characterized by the presence of obsessions or compulsions for at least 1 year.
Example Output:
1