This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Naevi and vessel related disorders, Subject name: Dental
The most common mucocutaneous manifestation of Wegener's granulomatosis (WG)? 
Select and explain. 
A. Palpable purpura, B. Papulonecrotic lesions, C. Oral ulcers, D. Vesicles
A: Palpable purpura
Answer: A: Palpable purpura 
Explanation: The most common cutaneous manifestation of WG is Palpable purpura Others include - Tender subcutaneous nodules Oral ulcers: 2nd MC mucocutaneous lesion Papules Vesicles Petechiae Papulonecrotic lesions