Task: Text Categorization
Input (English): Question: The determination of the concentration of one of the following proteins in serum can give us information of a possible hemolytic anemia. Indicate which: 
 Options:  <0> Transferrin <1> Hemosiderin. <2> Ceruloplasmin. <3> Ferritin. <4> Haptoglobin.
Output (English): pharmacology