What Is More Recent Quantitative Research Revealing About Networks of Support

What is more recent quantitative research revealing about networks of support in the United States?

A) Female-headed households are more likely to participate in networks of support than two-parent or male-headed households.
B) The fewer resources a family has, the more likely they are to participate in a network of support.
C) Middle- and upper-class families are more likely than working class families to have extended support networks because they are able to reciprocate and contribute in return.
D) Families only participate in networks of support if they are unable to purchase or afford what they need by themselves.