GKFix MCQ Question

Which of the following correctly represents 1 km in mm and pm?

• A. 1 km = 10^5 mm = 10^12 pm
• B. 1 km = 10^6 mm = 10^15 pm
• C. 1 km = 10^4 mm = 10^10 pm
• D. 1 km = 10^7 mm = 10^14 pm