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
True about Henoch-schonlein pupura - 
Select and explain. 
A. Palpable pupura, B. Thrombocytopenia, C. C-ANCA positive, D. All
A: Palpable pupura
Answer: A: Palpable pupura 
Explanation: Ans. is 'a' i.e., Palpable pupura