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: Anatomy
[{'content': 'Parotid capsule is derived from? \nSelect and explain. \nA. Superficial cervical fascia, B. Deep cervical fascia, C. Both of the above, D. None of the above', 'role': 'user'}, {'content': 'Answer: B \nExplanation: The parotid gland is enclosed within an unyielding parotid capsule, the deep pa of which is derived from the investing layer of deep cervical fascia.', 'role': 'assistant'}]