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 solubility of copper hydroxide in the presence of a high concentration of ammonia:
Options: <0> Increased by formation of a complex ion of Cu2 + with NH3. <1> It is not affected because there is no common ion effect. <2> Decreases by common ion effect. <3> It decreases upon oxidation of bromide to molecular bromine. <4> It decreases because the hydroxides are more soluble in acidic medium.

Answer: chemistry

Question: Question: What is the most commonly used term to designate the most intense degree of distraction and the complete absence of attention?
Options: <0> Attentional perplexity. <1> Attention indifference. <2> Hyperprosexia. <3> Mental absence <4> Aprosexia.

Answer: psychology

Question: Question: Which of the following is NOT a complete economic evaluation?
Options: <0> Cost minimization analysis. <1> Analysis of direct and indirect costs. <2> Cost-effectiveness analysis. <3> Cost-utility analysis. <4> Cost-benefit analysis.

Answer:
pharmacology