This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Cartilage and Bone, Subject name: Anatomy
[{'content': 'White fibrocartilage is present in all EXCEPT: \nSelect and explain. \nA. Acetabular labrum, B. Intervertebral disc, C. Meniscus, D. Pinna', 'role': 'user'}, {'content': 'Answer: D \nExplanation: ANSWER: (D) PinnaREF: Basic histology, Carlos & Jose, 11th edition, Chapter 7, Cartilage, Textbook of human histology 4th e p. 92-94See APPENDIX-2 below for \'\'Types of cartilage""Pinna or auricle is formed of elastic cartilage not fibrocartilage" APPENDIX - 2Types of Cartilages Hyaline CartilageElastic CartilageFibrocatilageCompositionType II collagenChondroitin sulfateType II collagenElastin fibersType I collagenPerichondriumPresentPresentAbsent Articular cartilageArytenoid cartilageThyroid cartilageCricoid cartilageEpiphyseal growth plateNasal septumCostal cartilage of ribsAuricleAuditory tubeEpiglottisCuneiform cartilage of larynxEpiglottisExternal auditory canalArticular discsIntervertebral discsMenisciPubic symphysisGlenoid labrumAcetabular labrum', 'role': 'assistant'}]