Ryan, a high-school football player, received a head injury during a game. after he recovered, ryan was unable to remember anything that happened before the injury. however, he was able to form new memories. in the context of forgetting, ryan’s condition best exemplifies:

post-traumatic amnesia.

Explanation:This occurs when someone has suffered an injury on the brain and has temporary memory loss due to being affected on the part that record and keep memories .

It may also a few days or months and the person may need help to recall what was lost and they would only rember what happened after they woke up .

They will need to be put to the environment that will remind them of what they have forgotten.

Retrograde amnesia

Explanation:

The retrograde amnesia is the difficulty remembering facts before the trauma. In some cases, the person only remembers what happened after the trauma, but is not able to remember what happened before the trauma. Its a kind of cerebral block that prevents the individual from accessing his memories.

the two sets of lines are :

answer; negative punishment;