According to the Research Conducted by Murray and Her Colleagues

According to the research conducted by Murray and her colleagues at the University of Waterloo, which couple will be the happiest?

A) Sandra and Gary, who can clearly see one another's faults.
B) Laars and Michelle, who have positive illusions about each other.
C) Dorothy and Jacques, who have plenty of money and no children.
D) All of these couples will be unhappy.