The highways of ancient greeks were actually sea-lands and navigational channels throughout the mediterranean sea. compare the advantages of movement by water for the greeks with movement by land for the romans

answer; /// the answer to the first question is (b) it began when people first deliberately seeds; /// and (d); // it gave people a steady food supple for the first time;

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.