Refer to the given flow chart and select the correct option regarding P, Q, R and S.
| (i) | (ii) | (iii) | (iv) | |
|---|---|---|---|---|
| A | Winnowing | Sedimentation and decantation | Evaporation and condensation | Separating funnel |
| B | Separating funnel | Evaporation and condensation | Winnowing and decantation | Sedimentation |
| C | Winnowing | Separating funnel | Sedimentation and decantation | Evaporation and condensation |
| D | Evaporation and condensation | Sedimentation and decantation | Winnowing | Separating funnel |
G