The Balkan nations are currently capitalist, not communist, so the first statement is correct. Further, they do have internal conflict, for example between the Bosniak and Serbian population in Bosnia. They also attract foreign investment.
So all the options are correct!
Wind shear, the updraft is high speed and wind shear is good enough, you’ve got a supercelluar funnel cloud
Because Earth's outer core is liquid and S waves cannot travel trough liquids
Answer:
on the coast near the seas I think