Give IUPAC name of the compound given below.
(i) 2-chloro-5-hydroxyhexane
(ii) 2-hydroxy-5-chlorohexane
(iii) 5-chlorohexan-2-ol
(iv) 2-chlorohexan-5-ol
a) (i) 2-chloro-5-hydroxyhexane
b) (ii) 2-hydroxy-5-chlorohexane
c) (iii) 5-chlorohexan-2-ol
d) (iv) 2-chlorohexan-5-ol