Which one of these equations correctly connects 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$ER^2 = V^2 t$
- C$\frac{VI}{P} = t$
- D$PQ = EI$