In this task, you are given a question and answer options for that question. Using this information, you have to classify each text into different topics: medicine, nursery, psychology, chemistry, pharmacology, biology.

Question: In relation to osteoarthritis, what statement is correct? 
 Options:  <0> There is a close correlation between the radiological findings and the symptomatology of the patients. <1> The symptomatic involvement of the hip is much more frequent than the involvement of the knee. <2> Obesity has not been shown to be a risk factor for its development. <3> The presence of a high sedimentation rate strongly supports the diagnosis. <4> Morning stiffness usually lasts less than 30 minutes.
medicine

Question: The kidneys secrete the hormone: 
 Options:  <0> Calcitriol. <1> Renina <2> Angiotensin II. <3> Aldosterone <4> Calcitonin
biology

Question: A tablet with gastrosoluble film cover is being designed. Which of the following excipients exerts the function of plasticizer in said cover ?: 
 Options:  <0> Hydroxypropylmethylcellulose. <1> Methylcellulose <2> Copolymer of methacrylic acid (Eudragit® E30D (A)) <3> Polyethylene glycol <4> Titanium oxide.

pharmacology