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[Rasoul3]

The information presented in the task focuses on an amazing characteristic of human memory, which people could not remember things in three to five early of their lives which defined as childhood amnesia for the first time by Freud in 1805. It is pointed out that numerous researches have been done to determine the reason of this phenomenon by various researchers around the world, but the point is the difficulty to check the memories of people are true or not. The lecture further emphasizes on the reasons of childhood amnesia by pointing out the general accepted hypothesis which related to the encoding data in the brain of child and adult. In addition the lecture say that the process of encoding data in children's brain at the early five years is randomly encoding, but in the adult's brain is organized encoding. This maturity of brain related to the hippocampus which takes 2 to 3 years. By maturing the hippocampus, it helps to organizing the memory and consolidating it better.

TOEFL listening lectures: What is the main difference between a fad and a trend?