The above figure shows the variation of potential \( \mathrm{V} \) or electric field with \( r \...

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The above figure shows the variation of potential \( \mathrm{V} \) or electric field with \( r \) for a point charge \( Q \). Which of the given curves represent \( E \) versus \( r \) or \( V \) versus \( r \) ?
(a) \( \mathrm{I} \rightarrow \) E versus \( r \), \( \mathrm{II} \rightarrow V \) versus \( r \)
(b) \( \mathrm{I} \rightarrow V \) versus \( r \), \( \mathrm{II} \rightarrow V \) versus \( r \)
(c) Both represent \( E \) versus \( r \)
(d) None of the above
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