Which of the Following Results Has NOT Been Found in Studies

Which of the following results has NOT been found in studies on the tip-of-the-tongue (TOT) phenomenon?

A) It is a state where you are certain you knew the answer, but are unable to come up with it at that time.
B) People in the TOT state can often remember what the word begins with.
C) People in the TOT state can often give information about the word they are searching for, like how many syllables it has.
D) Later on, when you are no longer thinking about the word, it will pop into your head.