Research Has Found That the Primacy Effect Disappears If

Research has found that the primacy effect disappears if:

A) recall is delayed for 15 to 30 seconds and participants are given a more demanding task.
B) recall is delayed for 5 to 10 seconds.
C) the participants are specifically told to use maintenance rehearsal while the list is being read.
D) the words are presented more quickly, thus preventing participants from rehearsing the early words.