What is the primary function of a neutral grounding resistor in a high-resistance grounding system?

What is the primary function of a neutral grounding resistor in a high-resistance grounding system?

• A. Limit fault current to a safe level while maintaining service continuity and enabling fault detection
• B. Provide fast fuse-like isolation during faults
• C. Increase system fault current for protection
• D. Improve thermal stability of transformer windings

Answer: (A)