Match the compounds in $\text{Group I}$ with the correct entries in $\text{Group II}$.

$\begin{array}{|l|l|l|l|}\hline & \textbf{Group I} & & \textbf{Group II} \\ \hline P. & \text{Cyanide} & 1. & K^+ \text{ ionophore} \\ \hline Q. & \text{Antimycin A} & 2. & \text{Electron transfer from cytochrome} \\ &&& b \text{ to cytochrome } c_1 \\ \hline R. & \text{Valinomycin} & 3. & F_1 \text{ subunit of ATP synthase} \\ \hline S. & \text{Aurovertin} & 4. & \text{Cytochrome oxidase} \\ \hline && 5. & \text{Adenine nucleotide translocase} \\ \hline \end{array}$

1. $\text{P-5, Q-2, R-3, S-1}$
2. $\text{P-5, Q-2, R-1, S-3}$
3. $\text{P-4, Q-2, R-1, S-3}$
4. $\text{P-4, Q-5, R-3, S-1}$