Which Statement Regarding Level III and Level IV Trauma Centers

Which statement regarding level III and level IV trauma centers best describes the difference between the two types of centers?

A) A level III trauma center provides advanced cardiac life support (ACLS) ,surgery,stabilization,and transfer,while a level IV only provides ACLS services before immediate transfer to a higher level center.
B) A level III trauma center immediately transfers to a higher level center,while a level IV does not accept trauma patients.
C) A level III trauma center determines severity of injury and provides ACLS support before transfer to a level IV center,while a level IV provides all comprehensive services.
D) A level III trauma center provides all types of trauma services but is located in a rural setting,while a level IV provides post-hospital convalescent care for trauma patients.