In Memory, as Time Passes Between Learning and Recall

Multiple Choice

In memory, as time passes between learning and recall,

A) both the primacy and recency effects weaken.
B) neither the primacy nor the recency effects weaken.
C) the primacy but not the recency effect weakens.
D) the recency but not the primacy effect weakens.
E) the recency effect becomes stronger and the primacy effect weakens.