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.

1. $P-IV,\:Q-III,\:R-I,\:S-II$
2. $P-IV,\:Q-III,\:R-II,\:S-I$
3. $P-III,\:Q-IV,\:R-I,\:S-II$
4. $P-III,\:Q-IV,\:R-II,\:S-I$