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
Following diagram indicates what type of inheritance 
Select and explain. 
A. Mitochondrial, B. Autosomal recessive, C. Autosomal dominant, D. X-linked recessive
A: Mitochondrial
Answer: A: Mitochondrial 
Explanation: Ans. a. Mitochondrial