The ottoman empire was the largest and most influential christian empire.
a. true
b. false

The answer is false.  The Ottoman Empire was Muslim Empire by the Oghuz Turks led by OsmanI.  Under the leadership of Murad I, they captured the Balkans between 1362 .and 1389 transforming the Ottoman sultanate into a transcontinental empire.  They brought down the Byzantine Empire in 1453 by conquering Constantinople by Mehmed the Conqueror.  At the height of its power, the Ottoman Empire  under the leadership of Suleiman the Magnificent, it had control of Southeast Europe, Western Asia, the Caucasus, North Africa and the Horn of Africa.  During this time, they also spread the religion of Islam.