A 300- $\mu$ F Capacitor Was Fully Charged by Being Connected to a Connected

A 3.00- $\mu$ F capacitor was fully charged by being connected to a 9.00-V battery.The fully charged capacitor is then connected to a 0.500-H inductor.The frequency of oscillation of the LC circuit is

A) 130 Hz.
B) 15.2 Hz.
C) 1.89 Hz.
D) 22.7 Hz.
E) 356 Hz