Identify the correct chronological order of events from the earliest to the last activity:
1. Pradhan Mantri Gramodaya Yojana
2. Rural Employment Generation Programme
3. Prime Minister Rozgar Yojana
4. Valmiki Ambedkar Awas Yojana
1
1, 2, 3, 4
2
4, 3, 2, 1
3
2, 4, 1, 3
4
3, 2, 1, 4