This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Blood Vessels, Subject name: Pathology
Characteristic pathologic feature in malignant hypertension is:(1988) 
Select and explain. 
A. Fibrinoid necrosis, B. Papillary necrosis, C. Glomerulosclerosis, D. Focal glomerulonephritis
A: Fibrinoid necrosis
Answer: A: Fibrinoid necrosis 
Explanation: Ans: a (Fibrinoid necrosis)Ref: Robbin's, 7thed, p. 530 & 6,hed, p. 515