Why Do People Who Are Separated or Divorced Tend to Vote

Why do people who are separated or divorced tend to vote more often for Democrats than Republicans?

A) The Republican Party strictly abides by its "family values" principles.
B) Those people are often faced with economic hardship, and thus they appear to be more liberal.
C) Democrats have more liberalized stances on divorce.
D) Those who get a divorce are generally less educated, and thus it is a coincidence.
E) Divorced or separated people do not vote any more for Democrats than do married people.