Match List I of the nuclear processes with List II containing...

Match List $I$ of the nuclear processes with List $II$ containing parent nucleus and one of the end products of each process and then select the correct answer using the codes given below the lists :

List I				List II
A.Alpha decay			P.	15
8

$\text{O} \to$$\begin{array}{ll}15 \\ 7\end{array}$$\text{N} + \text{..........}\text{B.}{β}^{+}\text{decay} Q \text{.}$$\begin{array}{ll}238 \\ 92\end{array}$$\text{U}$ \to $$\begin{array}{ll}234 \\ 90\end{array}$$\text{Th} + \text{..........}\text{C.}\text{Fission}$R$\text{.}$$\begin{array}{ll}185 \\ 83\end{array}$$\text{Bi} \to $$\begin{array}{ll}184 \\ 82\end{array}$$\text{Pb} + \text{..........}\text{D.}\text{Proton emission}$S$\text{.}$$\begin{array}{ll}239 \\ 94\end{array}$$\text{Pu} \to $$\begin{array}{ll}140 \\ 57\end{array}$$\text{La} + \text{..........}$