This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: General surgery, Subject name: Surgery
Moist heat burn which is present ? 
Select and explain. 
A. Charring, B. Blister, C. Ulcer, D. Slough
B: Blister
Answer: B: Blister 
Explanation: .blisters are characteristic of moist burn