In a Loop in a Closed Circuit, the Sum of the Currents

Multiple Choice

In a loop in a closed circuit, the sum of the currents entering a junction equals the sum of the currents leaving a junction because

A) the potential of the nearest battery is the potential at the junction.
B) there are no transformations of energy from one type to another in a circuit loop.
C) capacitors tend to maintain current through them at a constant value.
D) current is used up after it leaves a junction.
E) charge is neither created nor destroyed at a junction.