Which equation is the correct one linking some of the following quantities: potential difference (p.d.) $V$, current $I$, resistance $R$, charge $Q$, energy $E$, power $P$, time $t$?
- A$P = \frac{Q^2 R}{t}$
- B$E R^2 = V^2 t$
- C$\frac{V I}{P} = t$
- D$P Q = E I$