Match column I with column II and select the correct option from the given codes.
| Column I (Salts) |
Column II (Uses) |
||
|---|---|---|---|
| P. | Baking soda | (i) | In making fire-works |
| Q. | Nitre | (ii) | As a fungicide |
| R. | Blue vitriol | (iii) | In purification of water |
| S. | Phitkari | (iv) | In fire extinguishers |
AP-(iii), Q-(ii), R-(iv), S-(i)
BP-(iv), Q-(iii), R-(i), S-(ii)
CP-(iv), Q-(i), R-(ii), S-(iii)
DP-(ii), Q-(i), R-(iv), S-(iii)