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: Alveolar pressure exceeds atmospheric pressure: 
 Options:  <1> In the initial phase of inspiration. <2> In the middle phase of inspiration. <3> In the middle phase of an expiration. <4> At the end of expiration. <5> At the end of the inspiration.
