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: A 69-year-old woman consulted for hemoptotic expectoration. In the two previous months she had low-grade fever, asthenia, anorexia and unquantified weight loss. In the cytological analysis of sputum, hemosiderophages were observed and in the chest radiograph bilateral alveolar infiltrates were observed. Analytically it stood out: Hb 8.2gr / dL, PO2: 58mmHg, creatinine: 5mg / dL, urine: proteinuria +++ microhematuria, cylinders, hematics. ANCAp (antibodies against the cytoplasm of perinuclear neutrophils): positive: anti-glomerular basement membrane antibodies: negative. Antinuclear antibodies: negative. The most likely diagnosis would be: 
 Options:  <1> Idiopathic pulmonary hemosiderosis. <2> Goodpasture syndrome. <3> Systemic lupus erythematosus with severe renal involvement. <4> Classical polyarteritis nodosa. <5> Microscopic polyarteritis.
[A]: 5


[Q]: Question: Esters can be obtained from carboxylic acids and alcohols, by applying the Fischer esterification reaction in which: 
 Options:  <1> A base is used as a catalyst. <2> A ketone is used as the solvent. <3> A reducing reagent is used. <4> An oxidizing agent is used. <5> Acid catalysis is used.
[A]: 5


[Q]: Question: Which of the following tests fits within the G-Factor Tests? 
 Options:  <1> The test of primary mental abilities (PMA). <2> The test of progressive matrices (Raven). <3> The battery of differential abilities (DAT). <4> The McCarthy scales (MSCA). <5> The Bayley scales of child development.
[A]:
2