Answer:
The Period of the Gunpowder Empires or the Era of the Islamic Gunpowders has three major gunpowder empire Safavid, Ottoman and Mughal empires.
The cultures of these gunpowder empires are different from each other. Ottoman empire was ruling Europe whereas Safavid was ruling Iran. So, Europe use to practices Christianity instead of Islam that is practiced in Iran. Population is Europe believe in Christian rules and morals while Iran worship Islamic god.
Hence, the correct answer is "Europe use to practices Christianity instead of Islam that is practised in Iran."
