In the Preceding Question on Autonomy in Children, We Would

Multiple Choice

In the preceding question on autonomy in children, we would be most likely to use that design, rather than random sampling of children, because

A) we want to control for differences in means.
B) we want to control for differences in parenting style.
C) we expect scores of children in the same family to be unrelated.
D) we want to control for differences in age between first and second born children.