Find the value of P, Q, R and S respectively. \[\begin{align} & \,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,R\,\,S \\ & \,\,\,\,\,\,\,\,\,\,Q\,\,R\,\,S \\ & \underset{\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_}{\mathop{\underset{1\,\,\,\,\,\,9\,\,\,\,\,8\,\,\,\,\,9}{\mathop{\underset{\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_}{\mathop{+\,\,\,Q\,\,P\,\,R\,\,S}}\,}}\,}}\, \\ \end{align}\]

Find the value of P, Q, R and S respectively. \[\begin{align} & \,\

1.	Find the value of P, Q, R and S respectively. \[\begin{align} & \,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,R\,\,S \\ & \,\,\,\,\,\,\,\,\,\,Q\,\,R\,\,S \\ & \underset{\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_}{\mathop{\underset{1\,\,\,\,\,\,9\,\,\,\,\,8\,\,\,\,\,9}{\mathop{\underset{\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_}{\mathop{+\,\,\,Q\,\,P\,\,R\,\,S}}\,}}\,}}\, \\ \end{align}\]
A.	\[6,1,7,3\]
B.	\[1,7,3,6\]
C.	\[7,1,6.3\]
D.	\[1,6,3,7\]
Answer» D. \[1,6,3,7\]