Match the models in Group I with their corresponding applications in Group II.\[\begin{array}{|c|c|c|} \hline \textbf{Group I} & & \textbf{Group II} \\ \hline \text{(P)} & \text{Logit model} & \text{(1) Trip assignment} \\ \hline \text{(Q)} & \text{Greenshield model} & \text{(2) Modal split} \\ \hline \text{(R)} & \text{Gravity model} & \text{(3) Traffic flow} \\ \hline \text{(S)} & \text{Multiple regression model} & \text{(4) Trip generation} \\ \hline & & \text{(5) Trip distribution} \\ \hline \end{array}\]