This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Brain , Subject name: Anatomy
True about spinal cord 
Select and explain. 
A. In adults spinal cord ends at lower border of L1 veebra, B. In newborn may extend up to L3, C. Cauda equina extends from lumbar veebra to coccyx, D. All of the above
D: All of the above
Answer: D: All of the above 
Explanation: *Upto 3rd month of intrauterine life, spinal cord extends throughout the entire length of veebral canal.*Thereafter, the veebral column grows faster than the Spinal cord and the terminal end of Spinal cord gradually shifts to a higher level.*At bih, it ends at level of L3 veebra and in adults, it ends at level of lower border of L1.(Ref: Vishram Singh textbook of clinical neuroanatomy second edition pg 51)