Match the following drugs with their therapeutic actions :

(i)-(a); (ii)-(c); (iii)-(b); (iv)-(e)

(i)-(e); (ii)-(a); (iii)-(c); (iv)-(d)

$(\mathrm{i})-(\mathrm{d}) ;(\mathrm{ii})-(\mathrm{a}) ;(\mathrm{iii})-(\mathrm{b}) ;(\mathrm{iv})-(\mathrm{c})$

(i)-(d); (ii)-(c); (iii)-(a); (iv)-(e)