Why Does the Fair Expression of Dissatisfaction Matter in Intimate

Why does the fair expression of dissatisfaction matter in intimate relationships?

A) To maintain a conflict-free relationship, dissatisfaction should remain unexpressed and dealt with privately.
B) Unexpressed dissatisfaction can create hostility, but fair expression can lead to greater understanding from the partner.
C) The airing of grievances contributes to marital bliss.
D) Dissatisfaction placed on the shoulders of a partner can create unnecessary burden. Dealing with dissatisfaction on one's own can improve communication.