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 Input:
Question: In gas chromatography, derivatization is very common, with several objectives. One of those discussed below is not among them:
Options: <1> Increase the volatility of non-volatile compounds. <2> Avoid the decomposition of a compound, improving its stability. <3> Reduce the absorption on active surfaces of the walls of the column and the solid support. <4> Fragment the analyte in molecular ions of easier separation. <5> Improve the separation of closely related compounds with a very poor separation.

Ex Output:
4

Ex Input:
Question: In the parasympathetic system:
Options: <1> The preganglionic neuron is in thoracic spinal cord. <2> Postganglionic neurons have short axons. <3> Postganglionic fibers release noradrenaline. <4> Postganglionic neurons have muscarinic receptors. <5> Numerous neurons innervate vascular smooth muscle of the extremities.

Ex Output:
2

Ex Input:
Question: A program of Health Education (EpS) is organized for women in the climacteric stage. One of the sessions aims to know how they are living this stage and how it is affecting them personally and family. The most appropriate EpS technique is:
Options: <1> Grating. <2> Brainstorming. <3> Phillips 6/6. <4> Fotopalabra <5> All are adequate.

Ex Output:
5