For a rolling motion (without slipping) of a disc on a level surface is shown in figure, choose ...

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For a rolling motion (without slipping) of a disc on a level surface is shown in figure, choose the correct statements.
I. \( v_{A}=0 \)
II. \( v_{B}=v_{D}v_{C} \)
III. \( v_{C}=2 r \omega \)
IV. Velocity of centre of mass of body in pure rolling is zero.
(a) Both I and II
(b) Both II and III
(c) I, II and IV
(d) Both I and III
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