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: The fear or belief of suffering an important disease, which arises in the subject from the erroneous interpretation of their bodily symptoms, is the nuclear characteristic of:
Options: <1> The conversion disorder. <2> Hypochondria. <3> Panic disorder <4> The Depression <5> Somatization
Example Output: 2

Example Input: Question: Neisseria meningitidis is:
Options: <1> A gram-negative bacillus. <2> Normally resistant to beta-lactam antibiotics. <3> An anaerobic coconut. <4> An encapsulated diplococcus. <5> Mobile by peritric flagellation.
Example Output: 4

Example Input: Question: Which gene is most frequently associated with acquired mutations in breast cancer?
Options: <1> p53. <2> PTEN. <3> BRCA-2. <4> BRCA-1. <5> Her2 / neu.
Example Output:
1