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'.
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Question: Question: Which of the following staining techniques is important in the diagnosis of infections caused by Corynebacterium diphtheriae?
Options: <1> The capsule staining. <2> Staining of metachromatic granules. <3> The acid-alcohol resistance stain. <4> Negative staining <5> The staining of endospores.

Answer: 2

Question: Question: Homosexual male of 30 years of age HIV (+) who participates as a volunteer in a help center for patients with AIDS. According to her clinical history she received diphtheria toxoid (Td) 6 years ago, the MMR vaccine in childhood and adolescence, and hepatitis B three years ago. He is currently asymptomatic with a CD4 count greater than 200 cls / l. What vaccines should we recommend?
Options: <1> Seasonal influenza, pneumococcal, tetravalent meningitis and hepatitis A. <2> Seasonal flu, Td, pneumococcal and tetravalent meningitis. <3> Templavalent meningitis, pneumococcal and seasonal influenza. <4> Td, tetravalent, pneumococcal meningitis. <5> Viral triple, seasonal flu, pneumococcal.

Answer: 1

Question: Question: What is the most common malignant tumor of the thyroid?
Options: <1> Oxyphilic carcinoma <2> Papillary carcinoma <3> Follicular carcinoma. <4> Anaplastic carcinoma <5> Spinal carcinoma

Answer:
2