The pressurization system includes identical and redundant cabin pressure controllers (cpc) which regulate the opening of outflow valves, when operating in automatic mode.

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Explanation:

The pressurization system is a system within every human flown aircraft that stabilizes the pressure within the aircraft in order to provide a comfortable and safe environment for passengers. According to my research on this pressurization system , I can say that based on the information provided within the question this type of system includes 2 identical and redundant cabin pressure controllers.

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