Select the Word or Phrase That Best Matches the Definition

Select the word or phrase that best matches the definition or example.
-Grand prince of Kiev (r.978-1015 C.E. ) whose conversion to Orthodox Christianity led to the incorporation of Russia into the sphere of Eastern Orthodoxy.

A) Jesus Sutras
B) Nubian Christianity
C) Ethiopian Christianity
D) Byzantine Empire
E) Constantinople
F) Justinian
G) caesaropapism
H) Eastern Orthodox Christianity
I) icons
J) Kievan Rus
K) Prince Vladimir of Kiev
L) Charlemagne
M) Holy Roman Empire
N) Roman Catholic Church
O) Western Christendom
P) Cecilia Penifader
Q) Crusades