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: The Aminoacyl-tRNAs: 
 Options:  <1> They are the precursors of the RANs. <2> They are enzymes that catalyze the synthesis of amino acids. <3> They are part of the ribosomes. <4> They are the tRNAs loaded with the amino acid specified by its anticodon sequence. <5> They are synthesized by RNA Polymerase II.

A: 4
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Q: Question: The water used in the preparation of medicated syrups must: 
 Options:  <1> Be sterile <2> Be purified or distilled water. <3> It is highly recommended that it contain dissolved carbon dioxide. <4> Contain dissolved calcium ions. <5> Contain an adequate proportion of magnesium ions.

A: 2
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Q: Question: Question linked to the image nº9 11-year-old boy who attends because 10 days ago he has a daily fever of predominance in the evening. In the last 2 days the fever has been increasing (up to 38.5º C). Has little appetite and has lost weight (2 kg). Three weeks ago he was kicked in the right knee. Although initially he only had pain later he noticed inflammation, which was increasing until it prevented him from walking. Analytical: elevation of PCR (75 mg / L) without other significant alterations. Simple radiology is shown. Which of the following is the most likely diagnosis? 
 Options:  <1> Osteomyelitis. <2> Ossifying myositis <3> Eosinophilic granuloma. <4> Osteosarcoma. <5> Osteoblastoma

A:
4
****