Question

A,B,and C are some parts of the human skeleton .part A is a long,hollow,rod_Like structure which protects the spinal cord. part C is at the top end of A and is fixed joints excerpts the lower jaw.part C is at the lower end of A and forms two ball and socket joints with thigh bones .what are A, Band C

Answer 1

I didn't know all but I know that a is vertebral column

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