The fact that the human brain is not completely developed at birth means that <u>environment</u> greatly influence(s) human brain development.
Human brain development is a complex procedure and unlike other organs, the human brain is not completely developed at the time of birth.
Apart from the development inside the mother, the environment also has a major influence on the development of the human brain.
This is the reason, the brain of each person is influenced by the exposure to the environment that he gets. The development of the cognitive brain is associated with various environmental aspects of society. Hence, not all of the brain of a person has been developed at the time of birth.
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