Line joining the centre of path and cylinder is having angular velocity $\mathrm{\omega }$ and angular acceleration $\mathrm{\alpha }$ at the given instant: Match the statements from List I with those in List II and select the correct answer using the code given below the lists.

	List-I		List-II
(P)	Rotational component of kinetic energy of cylinder	(1)	$(\mathrm{R}-\mathrm{r})\mathrm{\alpha }\widehat{\mathrm{i}}+(\mathrm{R}-\mathrm{r}){\mathrm{\omega }}^2\widehat{\mathrm{j}}$
(Q)	Kinetic energy of cylinder	(2)	$\frac{{\mathrm{\omega }}^2\mathrm{R}(\mathrm{R}-\mathrm{r})}{\mathrm{r}}\widehat{\mathrm{j}}$
(R)	Acceleration of centre of cylinder	(3)	$\frac{1}{4}\mathrm{m}(\mathrm{R}-\mathrm{r}{)}^2{\mathrm{\omega }}^2$
(S)	Acceleration of point of contact	(4)	$\frac{3}{4}\mathrm{m}(\mathrm{R}-\mathrm{r}{)}^2{\mathrm{\omega }}^2$

	P	Q	R	S
(A)	3	4	1	2
(B)	2	4	1	3
(C)	1	2	3	4
(D)	4	1	2	3