The Minnesota Adoption Studies Have Found

The Minnesota adoption studies have found

A) European-American children raised by African-American parents showed a significant decrease in IQ scores.
B) African-American children raised by African-American parents showed a 15-point increase in IQ.
C) African-American children raised by European-American parents with above-average income and education had IQ scores 15 to 25 points higher than those of African-American children raised by their natural parents.
D) European-American children raised by poorly educated parents were as likely to attain above-average IQ scores as those raised by well-educated parents.