Transient exuberance is the:

A) rapid growth of dendrites during the first few years of life.
B) high energy that toddlers experience following a nap.
C) friendliness that infants display prior to the onset of stranger wariness.
D) rapid growth of axons during the first few years of life.

Axons

Long nerve fibers that conduct electrical impulses away from the neuron's cell body.

Dendrites

The branched extensions of neurons that receive electrical signals from other nerve cells and transmit them to the cell body.

Transient Exuberance

The great but temporary increase in the number of dendrites that develop in an infant’s brain during the first two years of life.