This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Pathology
Mitochondrial abnormalities are seen in -a)  Oncocytomab)  Kearn-Sayre syndromec)  Faber diseased)  Mitochondrial myopathye)  Leigh's disease 
Select and explain. 
A. abcd, B. bcde, C. acde, D. abde
D: abde
Answer: D: abde 
Explanation: Mitochondrial myopathy, name itself says, involves mitochondrial DNA.
Oncocytomas are benign tumors characterized by dense accumulation of mitochondria. Oncocytomas occur in kidney, thyroid gland (Hurthle cell tumors), salivary gland and adrenal gland.
Faber disease is a lysosomal disease.