What effect did barbarian invasions have on the western roman empire? a. they brought an end to the middle ages. b. they weakened roman law and government. c. they resulted in a more powerful empire. d. they signaled the beginning of the crusades.

The correct  answer is: B.  They weakened Roman law and government. After the barbarian invasions there was a decline of the Western Roman Empire at the political, military and social level. The trade also suffered a certain decline. The linguistic unit disappeared. The maritime trade disappeared. The culture of the West was lost. The Romans lost their lands.

the hereditary right of a monarch to rule from the mandate of heaven

hello your answer is d