Irene swears that she was there the night her best friend got into a fight with her ex-boyfriend. It takes several of her friends to convince her that she was not. Which of the following likely made Irene’s fake memory seem so real to her?

a. She had only heard the story of the fight a few times.
b. The fight occurred only a year ago.
c. Her memory contained only a few key details.
d. The fight was easy to imagine.