like the earth smaller then the sun but it orbits around the sun tho
Answer:
The Orpheus theory, which says that a planet-sized body once collided with Earth and that it sent some of the material into orbit, forming the moon.
People migrate to the new lands, populate, build cities, created businesses, trade, settle.
Answer: Small, stable population
Explanation: Superpowers tend to have a larger more bulky population compared to their counter-parts with a small more controllable population, (hence, stable.)
Reason a is the correct one, as the european union has nothing to do with protection from invasions and Germany reunified many years ago.