Final answer:
It is not possible to diagnose Mac's psychological problems without a proper evaluation. More context or evidence is needed to determine if Mac is pretending or not. Consult a mental health professional for guidance.
Step-by-step explanation:
It is not possible to diagnose someone's psychological problems or determine if they are putting on an act without a proper evaluation. Only trained professionals, such as psychologists or psychiatrists, can diagnose psychological disorders.
However, based on the given information, it is unclear whether Mac has psychological problems or if he is pretending for Toth. More context or evidence would be needed to make an accurate assessment.
If you are concerned about someone's mental health, it is always best to consult with a professional who can provide the appropriate guidance and support.