Which of the following statements about oil and the Middle East is true? a.) Countries with oil reserves have a higher GDP

b.) Countries without oil reserves have a lower GDP

c.) Countries without oil reserves must specialize in other industries

d.) All of these statements are true.

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 : )