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: Surgery
Full form of SCIWORA is: 
Select and explain. 
A. Spinal cord injury with radiographic abnormality, B. Spinal cord injury with radiographic aberration, C. Spinal cord injury without radiographic aberration, D. Spinal cord injury without radiographic abnormality
D: Spinal cord injury without radiographic abnormality
Answer: D: Spinal cord injury without radiographic abnormality 
Explanation: Answer- D. Spinal cord injury without radiographic abnormalitySCIWORA (Spinal Cord Injury Without Radiographic Abnormality) was first developed and ,introduced by Pang and Wilberger who used it to define 'clinical smyptoms of traumatic myelopathy with no radiographic or computed tomographic featutes of spinal fracture or instability.