Match the equipment in Group-$1$ with the process in Group-$2$
$\begin{array}{cc}\
&\text{Group-$1$} & \text{Group-$2$} \\
&\text{P. Fluidized bed} & \text{ I. Paper-making} \\
&\text{ Q. Multistage adiabatic reactor with inter-stage cooling} & \text{II. Sodium hydroxide manufacture} \\
&\text{R. Fourdrinier machine} & \text{III. $SO_{2}$ oxidation} \\
&\text{S. Diaphragm cell} & \text{IV. Catalytic cracking} \\ \end{array}$
Choose the correct set of combinations.
- $P-IV,\:Q-III,\:R-I,\:S-II$
- $P-IV,\:Q-III,\:R-II,\:S-I$
- $P-III,\:Q-IV,\:R-I,\:S-II$
- $P-III,\:Q-IV,\:R-II,\:S-I$