A. Would be the correct answer.
Universe holds all the galaxies and galaxies hold all the solar systems
The Zagros are a mountain range in Iran. Basically on the windward side of the range it'll be really wet and on the lee ward side it'll be dry probably even a desert. The warm moist air is forced up the mountain where the cooler temperatures at the top cause condensation so it rains. Dry on the other side. The main range in Turkey are called the Taurus mountains.
Answer:
The answer is territoriality.
Hope this helps :)
Reason a is the correct one, as the european union has nothing to do with protection from invasions and Germany reunified many years ago.