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: What are the advantages of the inventories usually used in child assessment?
Options: <1> They provide standardized scores and reduce evaluation costs. <2> They facilitate obtaining detailed information about the problem. <3> They provide eneatipos. <4> They allow to gather information from different areas related to the current problem. <5> They can be applied to both adults and children.
Output:
1