What Changes Take Place as the Human Brain Matures Over

Multiple Choice

What changes take place as the human brain matures over the adolescent years into early adulthood?

A) Immature white matter develops into mature gray matter.
B) The amount of gray matter steadily increases in the cerebral cortex and new neurons continue to be developed until about age 30.
C) Unused neurons and neuronal connections are pruned.
D) The brain goes through two critical periods in early adolescence, which are called generativity and induction.