Which of the Following Statements Is True of Covenant Marriages

Which of the following statements is true of covenant marriages?

A) Those who opt for a covenant marriage make a legal contract that they will not divorce except for abuse or adultery; for other reasons,they must have counseling and wait two years before ending the marriage.
B) In states that allow for covenant marriage,about one out of every five couples opt for it.
C) Those who opt for covenant marriage experience virtually no divorce; rather,they achieve much greater satisfaction and stability than others.
D) Both a and c.