B, they are floating on the asthenosphere, which is a layer below the lithosphere that acts somewhat like melted plastic.
The countries currently on stage 4 of demographic transition model are.. Argentina, Australia, Canada, China, Brazil, Singapore, South Korea, U.S. , and most of Europe.
The answer here is B. India has an especially high overall population.
India has a population of 1.36 billion. 12% of that is 163 million, which is a huge number on its own and larger than the total population of many countries.
The answer is - Corsica.
The island that is in demand for greater autonomy and independence is the Mediterranean island of Corsica. This is an on going dispute with decades. The Corsican people do not consider themselves as French, and they do not have the same political attitude and interest as France, so they are trying to move away from France, and even without full independence to still have their own special government that will decide about the island and not France.
Plate Tectonics, that would be the answer <span />