Which Among the Following Statements Associated with Spinal Trauma Is

Which among the following statements associated with spinal trauma is correct?

A) All multi-trauma patients should be treated as having suspected spinal cord injury (SCI)
B) Unconscious patients with questionable signs of spinal cord injury does not necessarily be treated as having SCI
C) Airway intervention for patients suspected with SCI should include manipulation of the spine
D) Spinal immobilisation is necessary in a pre-hospital management of penetrating cord injuries affecting the head and neck where there is no neurological deficit