You are asked to recall the names of the Seven Dwarfs in the Snow White fairy tale. You are familiar with the story, and may have even seen a movie of the story, yet you cannot remember all seven names accurately. What type of memory problem might account for this?

retrieval failure                                                                            

Explanation:

Retrieval failure: In psychology, the term "retrieval failure" is described as a forgetting phenomenon which is related to a person's "long-term memory", and is defined as specific difficulties that an individual faces while recalling a piece of information due to the fact that a certain retrieval triggers or cues are absent.

Cause: An individual who experiences difficulty or incapability in receiving specific memories.

In the question above, the given statement signifies the retrieval failure.

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the answer to this question is d