Definition: 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: Question: The generation of the cold vapor is a form of introduction of the sample for the atomization that is used in atomic absorption spectrometry (EAA) to analyze: 
 Options:  <1> Lead and Arsenic. <2> Mercury. <3> Elements that have a low vapor pressure at room temperature. <4> Halogens of high molecular weight. <5> Alcalinotérreos.
