A series LRC circuit is built from an inductor, L = 0.800 H, and a capacitor, C = 4.00 μF. Determine the resistance of a resistor that will cause critical damping.  

• A. 894 Ω
• B. 28.3 Ω
• C. 1789 Ω
• D. 56.6 Ω

Answer: (A)