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: Unknown
Which cervical vertebra that does not have a body or spinous process? 
Select and explain. 
A. C1, B. C2, C. C3, D. C4
A: C1
Answer: A: C1 
Explanation: Features of typical cervical, thoracic and lumbar vertebra are given below.