What did the Ottoman Empire and the Mughal Empire have in common?

Both empires are known for major architectural achievements. The Ottomans built landmarks such as the Süleymaniye Mosque, while the Mughals built structures such as the Taj Mahal. The other choices do not fit both empires: neither introduced Farsi or Urdu as a new language, and neither created a fully homogeneous Islamic state.

AI-written and checked against the verified answer.