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
The type of joint between the sacrum and the coccyx is a - 
Select and explain. 
A. Symphysis, B. Synostosis, C. Synchondrosis, D. Syndesmosis
A: Symphysis
Answer: A: Symphysis 
Explanation: Sarococcygeal joint is secondary cartilaginous joint (symphysis).