When examining the biopsy material obtained from the oral mucosa of a 30-year-old woman, the pathologist made the diagnosis of leukoplakia. What type of dystrophy is observed in this pathology?

• A. Keratinous degeneration
• B. Lipohyalinosis
• C. Granular protein degeneration
• D. Hyaline droplet degeneration
• E. Hydropic degeneration