Answer:
b. varies across cultural groups.
Step-by-step explanation:
Dealing with conflict has no hard and fast rule accepted by all human, this is because conflict resolution or dealing with conflict varies across cultural groups.
Culture being a way of life unique to a people, this also means that the way different cultural groups handle conflict is mostly unique to them as it suits their way of life.
Where a group will decide to talk about it, another may believe its best left unattended. Any of the approach works as long as it leads to conflict resolution.
Therefore, the preferred means of dealing with conflict varies across cultural groups.