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: Free samples of industrially manufactured medicines are considered exceptional publicity; as such, they will only be delivered during a maximum time of: 
 Options:  <1> One year from the date of authorization of the medication. <2> Five years from the date of authorization of the medication. <3> Six months from the date of authorization of the medication. <4> Two years from the date of authorization of the medication. <5> One month from the date of authorization of the medication.
Example Output: 4

Example Input: Question: Question linked to image n ° 16 Patient of 84 years who presents an ulcerated tumor lesion that shows in the scalp of more than 20 years of evolution. No palpable locoregional adenopathies. Obviously the lesion must be biopsied for diagnostic confirmation but, a priori, which of the following diagnoses seems most likely? 
 Options:  <1> Merkel cell tumor. <2> Basal cell carcinoma. <3> Squamous carcinoma <4> Amelanotic malignant melanoma. <5> Cutaneous B-cell lymphoma
Example Output: 2

Example Input: Question: Lacks hypothalamic control: 
 Options:  <1> Glucagon. <2> ACTH. <3> Prolactin <4> GH <5> LH
Example Output:
1