12 - Which of the following statements are not true? O A) Total charge in an isolated system is conserved O B) The charge is a non-quantized O C) Insulators are materials in which electrons do not move freely D) Conductors are materials in which electrons move freely O E) Charges of opposite signs attract one another and charges of the same sign repel one another

12 - Which of the following statements are not true? O A) Total charge in an isolated system is conserved O B) The charge is a non-quantized O C) Insulators are materials in which electrons do not move freely D) Conductors are materials in which electrons move freely O E) Charges of opposite signs attract one another and charges of the same sign repel one another