GKFix MCQ Question

What is the dimensional formula for electric potential difference?

• A. [M¹ L² T⁻² A⁻¹]
• B. [M¹ L² T⁻³ A⁻¹]
• C. [M⁰ L² T⁻³ A⁻¹]
• D. [M¹ L³ T⁻³ A⁻¹]