Consider the following events in the history of India:
1. Chandra Gupta Maurya established the Maurya Empire
2. Satavahana Empire was established.
3. Establishment of the Gupta Empire by Sri-Gupta
4. Harshavardhana became the King.
What is the correct chronological order of the above events, starting from the earliest time?
1
2 - 1 - 4 - 3
2
3 - 1 - 4 - 2
3
2 - 4 - 1 - 3
4
1 - 2 - 3 - 4