Which of the following statements are true?A) The resistance of a conductor is proportional to the conductivity of the material
of which the conductor is composed. B) The resistance of a conductor is proportional to the resistivity of the material of which the conductor is composed. C) A material that obeys Ohm's law reasonably well is called an ohmic conductor or a linear conductor. D) Good conductors of electricity have larger conductivity values than insulators. E) Semiconductors have resistivity values that are larger than those of insulators.
