Besides the Qutab Mosque and Qutab Minar, Qutab-ud-din Aibak is said to have built _________.
1
Adhai-din-ka jhopra mosque at Ajmer
2
Khirki masjid at Jahan-Panath
3
Mousoleum of Khan-i-Jahan Tilangani
4
More than one of the above
5
None of the above