the ottoman empire grew and expanded after it conquered the\nmughal empire.\nbyzantine empire.\ngupta…

Answer:

Byzantine Empire.

Brief Explanations:

The Ottoman Empire's significant growth and expansion occurred after the conquest of the Byzantine Empire in 1453. This event marked a major turning - point in its history, giving it control over key strategic and economic regions. The Mughal Empire was in South Asia, the Gupta Empire was an ancient Indian empire, and the Roman Empire had long since declined before the Ottomans' major expansion phase.