What development followed soon after the Mongol invasion of the Kievan Rus?

A:Vladimir I adopted Eastern Orthodox Christianity.
B:Russian princes fell under the control of Mongol rulers.
C:Kiev became the region's economic and cultural center.
D:Ivan III defeated the Mongol forces.

4 answers

Im pretty sure it's A

Actually no

https://www.google.com/search?q=after+the+Mongol+invasion+of+the+Kievan+Rus&oq=after+the+Mongol+invasion+of+the+Kievan+Rus&aqs=chrome..69i57j69i60.1426j0j4&sourceid=chrome&ie=UTF-8

Read lots and let us know if you change your mind.

Is it B?