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 functional residual capacity is volume: 
 Options:  <1> Residual plus expiratory reserve. <2> Pulmonary after forced expiration. <3> Residual. <4> Maximum that can be inspired. <5> Current plus expiratory reserve.
