Because of her poor health, your Aunt B had to take a lot of medication. She usually does a good job remembering to take it but sometimes forgets to do so. This forgetting is a failure of what type of memory?

A) Semantic memory.
B) Episodic memory.
C) Prospective memory.
D) Implicit memory.

Prospective memory is the type of memory that involves remembering to perform a task at a future time, such as taking medication. Forgetting to take medication is a failure of prospective memory. Semantic memory is memory for general knowledge and facts, while episodic memory is memory for personal experiences. Implicit memory is memory that is not consciously recollected, such as motor skills or habits.