A short term exposure to stress can cause improved performance.
They can constrict or dilate because their walls are muscular.
Conflict avoidance is when one deliberately goes around or stays away from a conflict. Changing the subject that one wants to avoid is an example of this. Conflict confrontation is when one deliberately handles a conflict directly. (Communication with and listening to the opposing party for an example.) Conflict resolution is when a conflict or issue is resolved amicably by both parties involved.
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