Which of the following correctly describes the regional distribution of vertebrae in the adult human vertebral column from superior to inferior?

Options:

• A: 12 Cervical, 7 Thoracic, 5 Lumbar, 5 Sacrum, 4 Coccyx
• B: 5 Cervical, 12 Thoracic, 7 Lumbar, 1 Sacrum, 1 Coccyx
• C: 7 Cervical, 12 Thoracic, 5 Lumbar, 1 Sacrum (fused), 1 Coccyx (fused)
• D: 7 Cervical, 12 Thoracic, 5 Lumbar, 5 Sacrum (fused), 4 Coccyx (fused)

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