With reference to the Qutub Minar, Which of the following statement is correct?
1
It is named after the famous Sufi Khwaja Qutubuddin Bakhtiyar Kaki.
2
Construction of the first balcony of this building was done by Qutubuddin Aibak around 1299.
3
Qutb Minar was repaired by Alauddin Khalji only.
4
Qutub Minar's surrounding contains the Lahori Darwaza(Gate).
5
Question Not Attempted