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").

Fact1: if a neutral atom loses an electron then an atom with a negative charge will be formed, Fact2: Negative charges are attracted to positive charges., Question: What can be done to a neutral atom to make positive charges attractive to it? (A) Remove an electron (B) It gets heated up (C) Cool the atom (D) flow of electrons (E) Inject hormones (F) Accelerate the atom (G) adding heat (H) electrically
A