Answer:
James Madison, America's fourth President.
The correct answer is: c. the idea that the political authority of government comes from the people
Popular Sovereignty refers to the notion that government must derive its authority from the people it governs.
B. Communist regimes were established in East Germany and part of Berlin
The correct answers are:
1. The wars have resulted in the deaths of hundreds of thousands of civilians.
In both of this wars, the biggest damage has been done to the civilian population that didn't had any responsibility whatsoever for the actions of the governments/leaders. Apart from the huge amount of deaths, millions of people have migrated or are trying to migrate to other more developed and safer countries.
3. Despite long wars, battles with insurgencies in both countries continue.
Even though both of this wars are lasting for over a decade, the situation in neither of them is not stabilized to an acceptable level and there's still lots of battles and terrorist attacks taking place.
5. The wars have been expensive, costing trillions of dollars.
The wars have been heavily sponsored by the budgets of the countries involved, and trillions of dollars that could have been used for good causes, war spent on creating wars that don't seem to have any positive effect.
6. Thousands of US troops have been killed.
Another issue that revolts the US public is that thousands of US troops have been killed in this wars, and since most of the people do not agree with the reasons for the wars, it is something that creates lots of anger and displeasure in the country.
The phrase or expression is meant to say that in order to receive the money you should get, you should do the job you are expected to do. Although the actual phrasing within the expression makes this a little difficult to understand this idea. In other words, you do the work, you get paid for the work you are expected to do.