The reactances of a 10 μF capacitor at f = 0 Hz (d.c.) and f = 50 Hz are respectively

• A. ∞ and 318.47 Ω
• B. 10.0 Ω and 318.47 Ω
• C. ∞ and 31.84 Ω
• D. 0.01 Ω and 31.84 Ω