Tara and Paul Adopted Their Baby Daughter,Oksana,from a Romanian Orphanage

Tara and Paul adopted their baby daughter,Oksana,from a Romanian orphanage 5 years ago.She was physically and emotionally deprived until they adopted her at age 2½.It is most likely that Oksana

A) stayed underweight for much of her life.
B) had more cognitive impairment than she would have had if she had been adopted before 6 months of age.
C) will have greater brain plasticity later in development because of her nurturing environment.
D) will show no signs of cognitive impairment due to synaptic pruning.