Rutter (1981) Conducted a Study on Children from an Orphanage

Rutter (1981) conducted a study on children from an orphanage: When infants received adequate care in adoptive homes, they became more affectionate, more cheerful. This is an example of

A) plasticity-infants can adapt and even change in response to improved environments or experiences.
B) stability-infants maintain consistent levels of temperament.
C) instability-difficult environments early on lead to instability during adult life.
D) continuity of behavior across changing environments.
E) stable adaptiveness-changing environments is normal and can be positive or negative.