Match the following Railways zones with their headquarters correctly: Railway Zones Headquarters (a) Northern (i) Secunderabad (b) North Central (ii) New Delhi (c) South Eastern (iii) Allahabad (d) South Central (iv) Kolkata

(a)- ii, (b)- iii, (c)- iv, (d)- i (a)- ii, (b)- iii, (c)- i, (d)- iv (a)- iii, (b)- ii, (c)- iv, (d)- i (a)- i, (b)- ii, (c)- iv, (d)- iii

(a)- ii, (b)- iii, (c)- iv, (d)- i