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'.

[Q]: Question: What is the main risk factor in the appearance of ischemic or hemorrhagic ICTUS? 
 Options:  <1> Cardiopathy <2> Mellitus diabetes. <3> Hyperlipidemia <4> Arterial hypertension. <5> Obesity.
[A]: 4


[Q]: Question: Mr. A. P. has been discharged after being operated on for a gastric resection. What recommendations should you give to avoid the rapid evacuation syndrome? 
 Options:  <1> Drink liquids during the meal. <2> Take a diet high in carbohydrates. <3> After ingestion, the decubitus position is the most beneficial if the patient tolerates it. <4> You should plan rest periods of 15 minutes after meals. <5> Take a diet low in protein and fat, to avoid abdominal distension.
[A]: 3


[Q]: Question: From what compound and where mainly melatonin is produced ?: 
 Options:  <1> From tyrosine in the skin. <2> From tryptophan in the skin <3> From tryptophan in the pineal gland. <4> From tyrosine in the pituitary gland. <5> From tyrosine in the pineal gland.
[A]:
3