Which of the Following Pairs of Correlation Coefficients Most Closely

Multiple Choice

Which of the following pairs of correlation coefficients most closely corresponds to the observed correlations between the intelligence scores of adopted children and those of their adoptive or biological parents?

A) child-adoptive: 0.15; child-biological: 0.28
B) child-adoptive: 0.28; child-biological: 0.15
C) child-adoptive: 0.90; child-biological: 0.10
D) child-adoptive: 0.10; child-biological: 0.90