Arrange the order of Eastern Ghats in Tamil Nadu from East to West:
1
Javadhu Hills - Elagiri Hills - Anaimalai Hills
2
Elagiri Hills - Melagiri Hills - Satyamagalam Hills
3
Pachamalai Hills - Senchi Hills - Servarayan Hills
4
Javadhu Hills - Nilgiri Hills - Anaimalai Hills