B. Congressional approval.
B is the answer for this problem
Explanation:
write your Events the 5 event then choose 2 themes I hope this correct
Answer:
the Russian graduate develop their own version of Christianity, calling it <u>Orthodox </u>
In the 10th century Vladimir I adopted Christianity since he was converted by Byzantine missionaries and for nearly 1000 years Russian Orthodox Churc has being the country´s dominant religious institution.