Instructions: 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 fundamental criterion for the choice of interventions in a nursing plan is that they are: 
 Options:  <1> Achievable with the available resources. <2> Those recommended in the standardized care plan. <3> Effective regardless of the criteria of the person. <4> Based exclusively on the knowledge of the nurse. <5> All are correct.
Output:
1