The "EMS Management of Patients with Potential Spinal Injury" document published by the American College of Emergency Physicians in 2015 discusses which principle regarding the immobilization of patients?

A) The use of a long spine board without a cervical collar is recommended because cervical collars do not achieve a full degree of immobilization
B) Current out-of-hospital management of potential spinal injury lacks evidentiary scientific support
C) A review of the related literature has demonstrated clinical support for ongoing use of spine motion restriction equipment in all patients with either a minor or major mechanism of injury
D) Only a licensed and board-certified emergency department physician is capable of determining whether spine motion equipment is necessary

B) Current out-of-hospital management of potential spinal injury lacks evidentiary scientific support