Sometimes people have brain damage which results in memory loss for some of the events that happened before the injury. If their memory for events that happened long ago is not affected, but their memory for events that happened soon before the injury is impaired, this fits the pattern known as

Retrograde amnesia

Explanation:

Retrograde amnesia is defined as the injury of brain where people have  inability to recall memories before onset of injury and it does not affect older memories much.

Retrograde amnesia can be caused by head and brain injuries due to traumatic events, overdose of some drugs, alcohol or other health condition such as Alzheimer's disease.

Retrograde amnesia can be a long term or short term injury depends on the cause of the injury.

Hence, the correct answer is "Retrograde amnesia".

what's this it's not giving you what have to do.

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