Research on Infants Raised in Deprived Institutions in Romania Found

Research on infants raised in deprived institutions in Romania found that

A) early experiences had little impact on later development.
B) a lack of physical contact can lead to significant delays in cognitive, physical, and socioemotional development.
C) the longer a child is in the deprived environment, the less the negative impact of the experience (as the child will acclimate to the deprivation) .
D) the impact of the deprivation is directly related to the biological parents' level of intellect (i.e., IQ) .