Answer:
A-The world would be better off if political boundaries didn't exist.
Step-by-step explanation:
There has been times in history when the president and mahority of congress are from the same party so you can defend that point. Debt does rise at the time of war, for example a war was the cause of the great depression. And we have decreased taxes on middle class citizens which proves that we know it improves the economy. We have never and probably will never remove political boundaries so the answer is A.