Which statement best captures the relationship between concussions and traumatic brain injury (tbi)? A) Concussions are a type of traumatic brain injury, but not all traumatic brain injuries are concussions.
B) Traumatic brain injuries are a type of concussion, but not all concussions are traumatic brain injuries.
C) Concussions and traumatic brain injuries are interchangeable terms used to describe head injuries.
D) Concussions and traumatic brain injuries are separate conditions with distinct causes and symptoms.