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.

[EX Q]: Question: The content validity of an evaluation instrument refers to: 
 Options:  <0> The evidence obtained by factor analysis. <1> The concurrence of measures. <2> The adequacy in the establishment of inferences. <3> The relevance and representativeness of its items. <4> The significant relationships with other measures.
[EX A]: psychology

[EX Q]: Question: As inclusion of plasma cells, the presence of: 
 Options:  <0> Pelger-Huët anomaly. <1> Alder-Reilly anomaly. <2> Canes de Auer. <3> Howell's bodies. <4> Russell's bodies.
[EX A]: pharmacology

[EX Q]: Question: Which of the following statements is correct with respect to hepatic hemangiomas? 
 Options:  <0> They can be associated with the KasabachMerritt syndrome (thrombocytopenia and consumption coagulopathy), especially giant hemangiomas. <1> Surgical exeresis should be indicated from the moment it is diagnosed if its diameter is greater than 3 cm. <2> Percutaneous embolization is the most recommended therapeutic option for this type of tumor. <3> The best method for its diagnostic confirmation is percutaneous biopsy of the liver lesion. <4> Hepatic MRI does not usually offer much help for its diagnostic characterization.
[EX A]:
medicine