Which economic advantage does eastern europe enjoy because of its location next to russian

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.

d is the correct answer.

b is incorrect because it makes food by itself

c is incorrect because us humans don't know how to produce their own food using the sun like plants.

a is incorrect because consumers can depend on carnivores for eating food for consumers to eat the dead organism. same thing with omnivores.

the secretary of state, appointed by the president with the advice and consent of the senate, is the president's chief foreign affairs adviser. the secretary carries out the president's foreign policies through the state department and the foreign service of the united states.