Match List-I with List-II and select the correct answer using the code given below the Lists:List I(Element)List II(Use)A. Li1. Timekeeper in atomic clocksB. Na 2. BatteriesC. K3. Transfer of nerve impulsesD. Cs4. Control of the water content in the blood

• A. A - 2, B - 3, C - 4, D - 1
• B. A - 1, B - 2, C - 3, D - 4
• C. A - 2, B - 4, C - 3, D - 1
• D. A - 1, B - 3, C - 2, D - 4