In this task, you are given a multiple-choice question about healthcare. Answer the question based on your information and classify your answers into '1', '2', '3', and '4'.

[EX Q]: Question: The main indication for using 4 drugs in the initial treatment of tuberculosis is: 
 Options:  <1> Affectation of the central nervous system. <2> High prevalence of primary resistance to isoniazid. <3> Cavitated and extensive pulmonary tuberculosis with large bacillary load. <4> Disseminated tuberculosis associated with HIV infection. <5> Extrapulmonary tuberculosis in immunodepressed patients of any origin.
[EX A]: 2

[EX Q]: Question: For which of the following children's problems has the effectiveness of the symbolic modeling technique been demonstrated? 
 Options:  <1> Childhood depression <2> Behavioral disorders associated with ADHD. <3> The autism <4> The shyness. <5> The selective mutism.
[EX A]: 4

[EX Q]: Question: Apoptosis is: 
 Options:  <1> The cellular senescence. <2> A form of programmed cell death. <3> Cell migration <4> A mode of cellular reprogramming. <5> The process of cell differentiation.
[EX A]:
2