Which of the Following Statements Is NOT True About the Misinformation

Which of the following statements is NOT true about the misinformation effect?

A) The misinformation effect can be reduced by warning witnesses,by explicitly saying that a piece of information was incorrect.
B) Trained psychologists can distinguish false memories from real memories.
C) Witnesses are especially likely to incorporate misleading information into their memories when they believe the questioner to be well informed.
D) Both adults and children may fall victim to the misinformation effect.