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
Which of the following is the characteristic pathologic feature of malignant hypeension? 
Select and explain. 
A. Hyaline aeriosclerosis, B. Fibrinoid necrosis, C. Medial wall hyperplasia, D. Micro-aneurysm
B: Fibrinoid necrosis
Answer: B: Fibrinoid necrosis 
Explanation: Fibrinoid necrosis is a characteristic feature of malignant hypeension. In this, there is insudation and accumulation of plasma proteins which stain intensely with eosin. Aerial wall thickening and hyaline aeriosclerosis are found in benign hypeension.