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'.

Ex Input:
Question: A 70-year-old woman, worried about her risk of having a stroke, comes to our office because her mother died of this cause a year ago. He has a history of high blood pressure and type 2 diabetes mellitus, so he is being treated with glipizide, aspirin, enalapril and atorvastatin. He smokes 20 cigarettes a day and does not exercise regularly. On examination, a blood pressure of 150/80 mmHg is detected. The analytical highlights a hemoglobin A1c of 8% and an LDL cholesterol of 110 mg / dl. Which of the following is associated with a greater reduction in stroke risk? 
 Options:  <1> Achieve optimal levels of hemoglobin A1C. <2> Achieve an optimal control of blood pressure. <3> Add an antioxidant to the treatment. <4> Abandon tobacco <5> Achieve optimal levels of LDL.

Ex Output:
2


Ex Input:
Question: The organometallic compounds are derivatives: 
 Options:  <1> With a radical nature. <2> With covalent bonds between carbon atoms and metal atoms. <3> With electronic deficit and electrophilic character. <4> Practically not reactive. <5> With essentially reducing character.

Ex Output:
2


Ex Input:
Question: On the molecular biology of cancer: 
 Options:  <1> Oncogenes are mutated derivatives of normal genes, called protooncogenes, whose function is to promote cell proliferation or survival. <2> Oncogenes are genes that synthesize proteins that inhibit cell proliferation. <3> The tumor suppressor genes synthesize proteins that inhibit cell death. <4> Protooncogenes synthesize proteins that promote cell death. <5> Apoptosis is a form of activation of proto-oncogenes.

Ex Output:

1