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: What do you usually associate with the cataplexy characteristic of narcolepsy?
Options: <0> With sleep paralysis. <1> With intense emotions. <2> With hypnagogic and hypnopompic hallucinations. <3> With daytime sleepiness. <4> With irregular schedules.

Answer: psychology

Question: Question: The reaction of 3-nitrobenzaldehyde with NaBH 4 in aqueous methanol gives:
Options: <0> 3-Aminobenzaldehyde. <1> 3-nitrobenzoic acid. <2> 1-Methyl-3-nitrobenzene. <3> 3-Nitrobenzoate sodium. <4> (3-Nitrophenyl) methanol.

Answer: chemistry

Question: Question: Question linked to image no. 5 A 41-year-old man referred for presenting for more than 5 years bilateral alternating gluteal pain predominantly nocturnal, which interferes with sleep and relieves with mobilization. It is accompanied by stiffness for more than 1 hour after inactivity. Denies pain, swelling or deformity to another level. It provides elementary analytics without alterations except PCR 11.5 mg / dl (N <5) and the attached radiograph. The objective radiological alteration and the most probable diagnosis would be:
Options: <0> Fracture of Looser- Osteomalacia. <1> Bilateral sacroiliitis - Ankylosing spondylitis. <2> Coexistence of lytic and blastic lesions Paget's disease. <3> Blastic lesions - Prostatic adenocarcinoma with bone metastases. <4> Osteosclerosis - Lymphoma.

Answer:
medicine