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.
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Question: Question: The antiulcer drug called omeprazole has in its structure: 
 Options:  <0> A benzimidazole heterocycle. <1> A thiol group. <2> A pyrazole heterocycle. <3> A dimethylamino group. <4> A thiozolic heterocycle.

Answer: pharmacology


Question: Question: It is a genus of strict anaerobic bacteria that produce endospores and that contain pathogenic species: 
 Options:  <0> Bacteroides. <1> Bacillus. <2> Clostridium <3> Corynebacterium <4> Mycobacterium

Answer: biology


Question: Question: J. C, 85 years old, has a history of osteoporosis. A potential complication is fragility fracture, highlighting that: 
 Options:  <0> A significant proportion of vertebral fractures are asymptomatic. <1> The Colles fracture is rare in people older than 65 years. <2> Fractures of the proximal third of the pertrochanteric femur are the less frequent fractures of the hip. <3> Half of the elderly who have a fall suffer a hip fracture. <4> The treatment of a proximal fracture of the femur will always be the prosthetic replacement.

Answer:
nursery