The correct answer is uncertainty avoidance
Explanation: Uncertainty Avoidance is the tendency to react negatively, emotionally, cognitively and behaviorally, to situations and events that lead to uncertainty. People who are more intolerant of uncertainty feel ambiguity as stressful, believe that uncertainty should be avoided and find it difficult to function and orient themselves in uncertain situations.
Answer:
Expansion lead to economic promise and fueled the manifest destiny
Explanation:
The north contained a lot of abolitionists while the south was commonly pro-slavery, this increased sectional tension because each side wanted to see their ideals extended into the west.