Which empire was the center of eastern orthodox christianity.

a. western europe

b. african empire

c. islamic empire

d. byzantine empire

  D. Byzantine Empire

Explanation: Eastern Orthodox Christianity is one of the two dominant churches in Christianity. It was created after the Great Schism  of 1054, when the Christian Church was split into the Western Catholic and Eastern Orthodox. The seat of the Patriarch of the Eastern Orthodox Church was in Constantinople (Istanbul), and today it is. At the time of the dissolution until its collapse, Constantinople was the capital of the Byzantine Empire.

because he created electricity

the most famous of all the units fighting in cuba, the "rough riders" was the name given to the first u.s. volunteer cavalry under the leadership of theodore roosevelt. roosevelt resigned his position as assistant secretary of the navy in may 1898 to join the volunteer cavalry. the original plan for this unit called for filling it with men from the indian territory, new mexico, arizona, and oklahoma. however, once roosevelt joined the group, it quickly became the place for a mix of troops ranging from ivy league athletes to glee-club singers to texas rangers and indians.