5. The author’s description of the U.S. electoral system suggests that it
(A) allows less flexibility than more centralized systems
(B) makes the Federal government less important politically than state andlocal governments
(C) often results in the dominance of third parties in distinct or isolatedgeographic areas
(D) frequently polarizes the electorate around divisive social and economicissues
(E) fails to represent voters who would be represented in some other electoralsystems