Which of the Following Has NOT Been Documented as an Effect

Which of the following has NOT been documented as an effect of seeing an emotionally intense image, according to your textbook?

A) After seeing a long series of images, people are more likely to remember the emotionally intense images than the neutral images.
B) After seeing a photo that includes an emotionally intense central element, people are likely to remember the central element but not the background surrounding it.
C) After seeing a long series of images, people tend to remember not only the emotionally intense ones, but also the images that immediately followed emotionally intense ones.
D) All of the above have been documented as effects of seeing emotionally intense images.