Electrical conductivity of insulators is the rangeA10^-10 (Ω^-mm)^-1B10^-10 (Ω^-cm)^-1C10^-10 (Ω^-m)^-1D10^-8 (Ω^-m)^-1Answer: A. 10^-10 (Ω^-mm)^-1
