One Variation of the Mental Housekeeping View of Dreams Holds

One variation of the mental housekeeping view of dreams holds that during REM sleep, "reverse learning" occurs. In this view, dreams:

A) reflect ongoing conscious concerns.
B) are associated with the strengthening of synaptic connections.
C) are merely the process by which useless information is deleted from memory.
D) involve the re-learning of information acquired throughout the day.