Task: Text Categorization
Input (English): Question: In comparison with the primary humoral responses, the secondary ones: 
 Options:  <0> They are based primarily on IgM. <1> They are faster and more durable. <2> They generate antibodies of low affinity for the antigen. <3> They present a low level of hypermutation. <4> They generate much lower amount of antibodies.
Output (English): biology