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'.

Example Input: Question: If the normal reduction potential of the pair Zn2 + / Zn is -0.76 V: 
 Options:  <1> Aqueous solutions of Zn2 + at pH = 0 release oxygen. <2> Putting metallic Zn in aqueous solution at pH = 0 releases oxygen. <3> Aqueous solutions of Zn2 + at pH = 0 give off hydrogen. <4> By putting metallic Zn in aqueous solution at pH = 0, hydrogen is evolved. <5> Zn2 + dismutates in aqueous solution at pH = 0.
Example Output: 4

Example Input: Question: For Kurt Lewin the set of elements that influence the behavior of an individual at a given time make up: 
 Options:  <1> The living space <2> The place of control of the reinforcement. <3> Cognitive maps <4> Cognitive dissonance <5> The process of organic valuation.
Example Output: 1

Example Input: Question: The humerocubital joint is an example of: 
 Options:  <1> Saddle joint. <2> Condylar articulation. <3> Pivot joint (trochoid). <4> Hinge joint (trochlea) <5> Artrodia.
Example Output:
4