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'.

Input: Consider Input: Question: Placental lactogen has equivalent effects to: 
 Options:  <1> GH <2> Insulin. <3> Oxytocin <4> Estrogens <5> FSH.

Output: 1


Input: Consider Input: Question: What is the model that states that health behaviors are determined by the perception of personal susceptibility to the disease and the perceived severity of the consequences of the disease? 
 Options:  <1> The reasoned action. <2> The one about health beliefs. <3> The one of the psychosomatic medicine. <4> The vulnerability to stress. <5> The placebo effect.

Output: 2


Input: Consider Input: Question: The dehydrogenation of alkylbenzenes is not a convenient laboratory method, but it is used in an industrial way to convert ethylbenzene to: 
 Options:  <1> Cumeno <2> Toluene <3> Styrene <4> Phenol. <5> Naphthalene


Output: 3