What are some major ethnic groups in canada today, and how might canada’s population change in the future, given recent immigration trends?

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. whichever court actually exercises its jurisdiction first will do so exclusively.

yes, since there is a positive and a negetive if the positive and negitive wasn't there wouldn't a flow electricity in it.