Why Does Transient Exuberance Occur in the Early Years of Life

Multiple Choice

Why does transient exuberance occur in the early years of life?

A) Because the brain has developed very rapidly during the prenatal period and needs to catch up.
B) Because the brain makes more connections than it needs in preparation to receive any and all conceivable kinds of stimulation that an infant may encounter.
C) Because infants are most interested in external stimuli in the early years of life.
D) Because infants have not experienced myelination yet and so they need transient exuberance to start the process.