The correct answers are:
1. II and IV;
The relic boundaries are man-made boundaries that have existed in the past, but they are not existent in the present. This type of boundaries are often reminder of a period of dividing between the people with force. In the present, the relic boundaries may be found useful in order to divide the country into voting districts, but it can also very often be seen that even though the boundary doesn't exist anymore, the people on the opposite sides of it have different cultural traits. The perfect example is the Berlin Wall, where even nowadays it can easily be noticed that there's cultural differences between the Germans from the Western and the Eastern part.
2. II and IV;
The federal style of government is functioning very well in multiple countries throughout the world, but it also may be a step towards independence of a certain territory.
However, this system functions the best if a country has multiple ethnic groups, which dominate certain part of the country, or if the country has multiple political exclaves. A nice example is the Russian Federation, where these are the exact concepts used for the federal units in the country like Chechnya, Tuva, or Tatarstan.
Answer:
Oil, natural gas, and coal are considered nonrenewable resources because their formation processes take thousands of years, whereas water can be reused after processing and the wind never stops blowing. This is why the latter two are also much more sustainable ways of generating renewable energy.
What the person said of top of me is the answer
The right answer for the question that is being asked and shown above is that: "Undefined."
AB = XY
BC = YZ
CA = ZY
BC = x + 5
AC = x + 1
YZ = x + 3
XZ = x + 2
x + 5 = x + 3
<span>X = undefined.</span>