In this task, you are given a question and answer options for that question. Using this information, you have to classify each text into different topics: medicine, nursery, psychology, chemistry, pharmacology, biology.

Question: When training a patient to perform diaphragmatic breathing exercises correctly, we will indicate that:
Options: <0> Inhale through your nose while counting to 3 and exhale quickly with pursed lips. <1> Inhale through the mouth and contract the abdominal muscles for another 7 seconds. <2> Firmly press the abdomen out and down when exhaling. <3> Inhale slowly and deeply through the nose and push the abdomen outward. <4> Help yourself by supporting your hands on the rib cage while inspiring.
nursery