Match the column-I and column-II

Question

Column-I	Column-II
(1) Molarity	(p) Equivalent per liter
(2) Normality	(q) does not have units
(3) ppm	(r) moles per liter
(4) Molality	(s) moles per kg

 

$\begin{array}{1 1}(a)\;(1)\rightarrow (p),(2)\rightarrow (r),(3)\rightarrow (q),(4)\rightarrow (s)\\(b)\;(1)\rightarrow (q),(2)\rightarrow (p),(3)\rightarrow (r),(4)\rightarrow (s)\\(c)\;(1)\rightarrow (s),(2)\rightarrow (p),(3)\rightarrow (q),(4)\rightarrow (r)\\(d)\;(1)\rightarrow (r),(2)\rightarrow (p),(3)\rightarrow (q),(4)\rightarrow (s)\end{array}$