This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Thorax, Subject name: Anatomy
A 42-year-old male is diagnosed with liver and pancreatic disease as a result of alcoholism. During physical examination it is noted that he has abnormal enlargement of his mammary glands, as a secondary result of his disease process. Which of the following clinical conditions will most likely describe this case? 
Select and explain. 
A. Polythelia, B. Supernumerary breast, C. Polymastia, D. Gynecomastia
D: Gynecomastia
Answer: D: Gynecomastia 
Explanation: Gynecomastia is the abnormal growth of mammary glands in males. Polythelia refers to supernumerary nipples. Polymastia refers to supernumerary, or extra, breasts. Amastia refers to the absence of breasts.