Arrange the civilian awards in the ascending order of importance
1
Padmabhushan, Padmavibhushan, Padmashri, Bharat Ratna
2
Bharat Ratna, Padmavibhushan, Padmabhushan, Padmashri
3
Padmashri, Padmabhushan, Padmavibhushan, Bharat Ratna
4
Padmashri, Padmavibhushan, Padmabhushan, Bharat Ratna