Compared with Young Rats That Have Been Raised in an "Impoverished

Multiple Choice

Compared with young rats that have been raised in an "impoverished" environment, young rats that have been raised in an "enriched" environment have:

A) more dendritic branches and more synaptic connections in the cerebral cortex.
B) a much stronger tendency to favor their left paws.
C) an enlarged medulla and reticular formation.
D) about half as many glial cells but almost double the number of neurons in their brain.