Task: Question Answering
Input (English): Question: Adaptive tests are characterized by: 
 Options:  <1> The unidirectional relationship between the evaluated and the test. <2> The interactive process of selection of items dependent on the response of the evaluated. <3> The homogeneous and identical application of the items to all those evaluated. <4> The identical length in the number of items to be applied. <5> The selection of items by independent criteria to the response of the evaluated.
Output (English): 2