Final answer:
Chronic hyperplastic candidiasis most commonly affects the buccal mucosa. It is a fungal infection caused by Candida overgrowth, especially Candida albicans. It presents as white patches and pseudomembranes in the mouth.
Step-by-step explanation:
The most common location affected by Chronic hyperplastic candidiasis is a. Buccal mucosa. Chronic hyperplastic candidiasis is a fungal infection caused by the overgrowth of Candida spp., especially Candida albicans. It is characterized by the appearance of white patches and pseudomembranes in the mouth. Infants and immunodeficient patients are more prone to developing this infection.