A Researcher Has Computed a Somers' D of -0

Multiple Choice

A researcher has computed a Somers' d of -0.75 between marital happiness and number of children. What can be concluded from this result?

A) that families with more children are happier
B) that children have a strong, positive influence on levels of marital happiness
C) that number of children and marital happiness are causally related
D) that there is a strong, negative relationship between number of children and marital happiness