Answer:
smaller political units maintaining their sovereignty
Explanation:
Confederation is the name given to a country that is a federation, but the states that make up that country maintain their sovereignty, separate from the power of the federal government. In this case, to maintain a confederation it is essential that the smaller political units, the states, maintain their sovereignty. This is different from a federation, because in a federation, states lose sovereignty, transferring it to the federal government.
The answer for the question above would be option D. Japan. The country that is considered as the leader in cracking down on the use of chlorofluorocarbons is JAPAN. Due to their advanced technology, they have also found ways on how to reduce the emission of chlorofluorocarbons. Hope this answers your question.
The answer would be the average number of people in a given area.
The Sahel Region is the region that borders between the Sahara Desert to the North and Sudanian Savannah to the South. The countries which are known to traditionally make up the Sahel region are the Gambia, Senegal, Mauritania, Mali, Burkina Faso, Algeria, Niger, Nigeria, Cameroon, Chad, Sudan, South Sudan and Eritrea. Although the entirety of these countries are not considered all to fall within the Sahel Region.