Recent Research Has Demonstrated That Adult Humans ​

Recent research has demonstrated that adult humans ​

A) can form new neurons throughout the central nervous system, but not in the peripheral nervous system.
B) can form new neurons in the olfactory bulb and hippocampus.
C) can form new neurons throughout the peripheral nervous system, but not in the central nervous system.
D) do not generate any new neurons once they are past adolescence.