This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Foot, Subject name: Anatomy
[{'content': 'Medial arch of foot is made up of? \nSelect and explain. \nA. Deltoid ligament, B. Spring ligament, C. Short plantar ligament, D. Long plantar ligament', 'role': 'user'}, {'content': "Answer: B \nExplanation: Ans. (b) Spring ligamentRef: Gray's Anatomy 39th edp 1512, Keith L. Moore 4thed / 400, different google books resources", 'role': 'assistant'}]