A zinc wire with 1.27 mm radius weighs 17.0 kg. Calculate the overall resistance of the wire if it has a resistance of 1.039 ohm per km. 

• A. 0.453 ohms
• B. 1.25x10^-3 ohms
• C. 0.489 ohms
• D. 1.27x10⁴ ohms

Answer: (C)