For a free market economy, having no external regulation over the prices and production of goods (in terms of amount of goods) other than those exhibited by the market itself is usually considered to be the main characteristic.
Which map? I can't see any map.
And i think it will be the North European plain.
I hope its correct. If i am wrong let me know!
1. D?
2. A
3. last one
4. D
5. B
6. C
I think the answer to this is letter B