The First "Child Study" Center Created in Iowa to Do

The first "child study" center created in Iowa to do scientific research was funded after Cora Bussey Hillis argued that ______.

A) private funding for child-rearing research was inadequate and state funding was needed
B) if the state funded research on breeding hogs, it should also fund research on children
C) children are our most precious resource and research would increase our understanding
D) only through scientific research would parents learn to raise better citizens