भारत में मुगल साम्राज्य के संस्थापक बाबर का जन्म किस वर्ष हुआ था?

Who built the Shahi (Royal) road during his rule, which was later renovated and renamed the Grand Trunk Road by the British?

In which year was the Bahmani Sultanate established?

The 'Alai Darwaza', the entrance gate of Qutub Minar, was constructed during whose reign?