What Advice Would You Give to Parents Who Want to Help

What advice would you give to parents who want to help their children adjust to parental divorce?

A) Try to get along with your former spouse, especially in regard to child discipline issues.
B) Do what you can to become your children's favourite parent.
C) Be honest with your children about your feelings toward your ex-spouse, even when it means being critical of him or her.
D) When you and your spouse can't agree on child matters, have your child's opinion settle the issue.