Amajor characteristic of america's two major parties is that they

A. are highly centralized, with strong national organs exercising heavy influence over
 weaker state party organizations.
 b. tend to be single-interest parties that avoid becoming multiinterest coalitions.
 c. are coalitions, gaining support from varied segments of the population.
 d. avoid taking moderate political positions in order to attract voters.
e. are always more powerful at the local level than at the national level.

Concurrent jurisdiction is the ability to exercise judicial review by different courts at the same time, within the same territory, and over the same subject matter. for instance, a domestic violence matter may be heard in either a general civil court or a family court in the same county.i hope that this you : )