1. 문장 요약
For coastal settlers, the ocean provided convenient access to sources of supplies and markets for their products, but for those west of the mountains, wagon haulage over onerous tracts was their only means of connection to the Atlantic.
(A) Dwellers near the seashores were favored with the Atlantic Ocean as compared with others in the west who needed the additional transportation to get to the seaside.
(B) People on the eastern seaboard used the sea to trade goods whereas the inhabitants in the west of the Appalachian Mountains relied on wagons to reach the Atlantic.
답은 B인데, A는 왜 안되나요?