Respuesta :
While performing abdominal thrust on a 9-year old child when he suddenly becomes unresponsive, one should begin high-quality CPR, starting with chest compressions.
To clear the air pathway and rescue breathing, abdominal thrust is performed. When a person become unresponsive, then one should perform standard cardiopulmonary resuscitation (CPR).
There are standard methods to perform CPR and abdominal thrust by medical professionals.
To learn about CPR :
https://brainly.com/question/3725035
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