In what way did mongol invasions affect persia and russia similarly?
a. the mongols established a centralized religion
b. the mongols established a central code of laws and policies
c. the mongols created a farming incentive program
d. the mongols created a central mail system

The correct answer is "B".

The Mongol Empire was a large empire which, by 1300, covered a great extension of Asia and Eastern Europe. It was a "tellurocracy", which meant it was an empire who predominated on land. They expanded into territories of Russia, Persia, and India during their peak. The key to the empire's prevalence was the use of a standardized code of law which was applied throughout the conquered territories.

B. The Mongols established a central code of laws and policies

Explanation:

The mongo empire was the second largest empire in history and the largest empire constituted by continuous territories. It was founded by Genghis Khan in the year 1206 and had its peak when it reached 24,000,000 km². It came to encompass a territory from the Korean peninsula to the Danube River, to host a population of more than 100 million inhabitants and to include some regions as rich and important as China, Mesopotamia, Persia, Eastern Europe, Russia, among others.