One Day Oliver Was Sitting with His Friend as They

One day Oliver was sitting with his friend as they were discussing how long they have been friends. As they counted back, Oliver said, "Oh, I remember. We met in the third grade at recess time." As he and his friend reminisced, Oliver came to the conclusion that because he hadn't thought about the third grade in so many years, he could not remember who their teacher was. In fact, he could not remember anything about his teacher. What is Oliver likely experiencing?

A) consolidation failure
B) interference failure
C) memory decay
D) anterograde amnesia