Janie Is Taking an Exam in Her History Class

Janie is taking an exam in her history class. On the exam there is a question that asks her to state and discuss the five major causes of the Trans-Caspian War (whatever that was!) . Janie remembers four of them. She knows there is a fifth, but time is up. As Janie is walking down the stairs, all of a sudden, she remembers the fifth point, but it is too late. Janie had a problem with _____________

A) encoding.
B) storage.
C) retrieval.
D) evaluation.