This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Classification of carbohydrate, Subject name: Biochemistry
[{'content': 'Which of the following helps in wound healing? \nSelect and explain. \nA. Keratan sulfate, B. Dermatan sulfate, C. Hyaluronic acid, D. Chondroitin sulfate', 'role': 'user'}, {'content': 'Answer: C \nExplanation: option c - Hyaluronic acid helps in wound healing Hyaluronic Acid Longest GAG Present in Extracellular Matrix (ECM) Present in both bacteria and animals No Sulfate Role in Cell Migration during Morphogenesis Role in Wound Healing', 'role': 'assistant'}]