Eastern Europe has the economic advantage of being located next to the biggest and developed country that is Russia because of their trading agreements. Since 1991 the European Union (EU) and Russia trade materials through the Partnership and Cooperation Agreement. The main exports that EU send to Russia are machinery, manufactured materials, transport equipment, chemicals and medicines
The correct option is C.
Sandstone is a type of sedimentary rock that is formed by physical weathering of parent rocks. It is usually made up of sand size particles of minerals, rocks, other organic materials and the cementing material that bind the sand grains together.
Sandstone can not be found as a chemical sedimentary rock because it is formed by mean of physical weathering and not by chemical reactions of the rock.
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They could create a trade currency or it could be a place for jobs the be introduced
