Capacitance of a capacitor is given by:

• A. \({\rm{C}} = \frac{{{{\rm{\varepsilon }}_0}{\varepsilon _r}d}}{A}\)
• B. \(C = \frac{{\mu A}}{d}\)
• C. \(C = \frac{A}{d}\)
• D. \({\rm{C}} = \frac{{{{\rm{\varepsilon }}_0}{\varepsilon _r}A}}{d}\)