This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Wound Healing, Tissue Repair and Scar, Subject name: Surgery
[{'content': 'Type IIIc Southamton grading is: \nSelect and explain. \nA. Erythema along sutures, B. Large volume of hemoserous discharge, C. Prolonged hemoserous discharge, D. Pus at one point', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Southampton Wound grading system 0: Normal healing I: Normal healing with mild bruising or erythema Ia. Some bruising Ib. Consideration bruising Ic. Mild erythema II: Erythema plus other signs of inflammation IIa. At one point IIb. Around sutures IIc: Along wound IId. Around wound III. Clear or hemoserous discharge IIIa: At one point only (<2cm) IIIb: Along wound (>2cm) IIIc: Large volume IIId: Prolonged (>3 days) IV: Pus IVa: At one point only (<2 cm) IVb: Along wound (>2 cm)', 'role': 'assistant'}]