How does marcellinus explain roman failure in the face of the barbarians? are his explanations plausible? do they suggest deeper internal weaknesses in rome's state and society?

Which of the following is an example of the pull factor known as economic migration? a. better educational opportunities pulling people towards a new country b. mexican laborers entering the us to work in agricultural jobs c. joining family members that are already in a new country d. crop failures driving people away from their country i am unsure on this question, i was thinking b? but i could be wrong.

What role did the alliance system play in preventing austria-hungary and serbia from coming to a compromise settlement?

Which of the following is true about a merger? a. it is an example of deregulation. c. it is a combination of two or more companies into a single firm. b. it violates the sherman anti-trust act of 1890. d. it always leads to economic growth.