Detailed 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'.
Problem:Question: What action would you take if you notice that in the chamber of the hydraulic seal of a patient's chest drainage, the water rises on inspiration and descends on expiration?
Options: <1> Observe possible system bids. <2> Check the pressure level of the suction gauge. <3> Milk the tubes for obstruction. <4> None, since it is a normal finding. <5> Check that the system is placed horizontally.
Solution:
4