Correct sequency of hills starting from north and going towards south:
(A)  Anamalai Hills - Javadi Hills - Nilgiri Hills - Nallamalai Hills
(B)  Nallamalai Hills - Javadi Hills - Nilgiri Hills - Anamalai Hills
(C)  Nallamalai Hills - Nilgiri Hills - Javadi Hills - Anamalao Hills
(D)  Anamalai Hills - Nilgiri Hills - Javadi Hills - Nallamalai Hills
(✓)  Nallamalai Hills - Javadi Hills - Nilgiri Hills - Anamalai Hills