16. In the circuit shown above, the capacitor is initially uncharged. At time t=0, switch S is closed. The natural logarithmic base is e . Which of the following is true at time t=RC ?
(A) The current is E/eR.
(B) The current is E/R
(C) The voltage across the capacitor is E.
(D) The voltage across the capacitor is E/e.
(E) The voltages across the capacitor and resistor are equal.