Consider the following events:
1. Reign of Krishna Deva Raya of Vijayanagara
2. Construction of Qutub Minar
3. Arrival of Portugese in India
4. Death of Firuz Tughluq
The correct chronological sequence of these events is:
(a) 2, 4, 3, 1
(b) 2, 4, 1, 3
(c) 4, 2, 1, 3
(d) 4, 2, 3, 1