Fact 1: Wiring requires an electrical conductor. Fact 2: An insulator is the opposite of a conductor. Given the two facts above, answer the question "What is absolutely required for wiring to work??" with the following options: - increases a body's strength - heat is produced - The opposite of an insulator. - Something that comes in a bundle of fibers - quart or nickel plated aluminum - To another location like underground - underground systems - Time and energy
The answer to this question is:
The opposite of an insulator.