Final answer:
Option (C), Retrograde amnesia is the loss of memory for events that have occurred before a traumatic incident. It is characterized by the inability to recall past memories and difficulty remembering episodic memories.
Step-by-step explanation:
Retrograde amnesia can be defined as the loss of memory for events that have occurred before the time of the incident. It is characterized by the inability to recall past memories and difficulty remembering episodic memories. For example, a person with retrograde amnesia may not remember their life prior to a traumatic event. This is different from anterograde amnesia, which is the inability to form new memories.