What Happens to a Couples' Ability to Resolve Conflict as They

What happens to a couples' ability to resolve conflict as they age?

A) levels of negative characteristics (e.g., hostility) increase
B) levels of negative and positive characteristics are unchanged
C) average levels of positive characteristics (e.g., warmth, affiliation) increase
D) average levels of positive characteristics (e.g., warmth, affiliation) decreases