Answer:
The statement that describes a similarity between the Safavid and Mughal empires is:
C. Both empires built powerful militaries with gunpowder weapons.
Both the Safavid and Mughal empires were known for their military strength, which was built in part on the use of gunpowder weapons. The Safavid Empire, which emerged in Persia in the 16th century, was particularly known for its elite infantry force, the Qizilbash, who were armed with muskets and other firearms. The Mughal Empire, which emerged in India in the 16th century, also had a powerful military that made extensive use of gunpowder weapons, including artillery and firearms.