Long-Term Research on Children Who Were in Project Head Start

Long-term research on children who were in Project Head Start indicates that

A) while early changes in IQ are rare, significant increases in IQ are seen during the college years.
B) compensatory programs like Head Start lead to poorer attitudes about achievement.
C) children in these programs are more likely to end up in special education classes than their peers.
D) participation in such programs may reduce the likelihood of teenage pregnancy.