In this task, you are given two facts, and a multiple-choice question. Based on the given facts, answer the question with index of the correct option (e.g, "A").
Q: Fact1: when an electrical circuit is working properly , electrical current runs through that circuit, Fact2: An electric charge in motion is called electric current., Question: When a charge in motion runs through a circuit that signals that: (A) prevent heat loss (B) the charge is malfunctioning (C) depress neuronal excitability (D) heat is produced (E) the charge is working properly (F) water is generated (G) electron transport (H) the charge is turned off
A:
E