All of the Following Are True of René Spitz's Findings

All of the following are true of René Spitz's findings EXCEPT:

A) differences between those raised in the foundling home and the prison nursery were most evident in the first few months of life
B) foundling babies were more likely to have vacant, expressionless faces
C) foundling babies were more likely to sit or lie still for long periods of time
D) there was a higher mortality rate for infants in the foundling home