A $600$uF capacitor is discharged through $300$ resistor. How long does it take for the capacitor to lose a quarter of its intial chargeA$)3\mathrm{.}6$ :

B$)0\mathrm{.}18n$

C$)1\mathrm{.}4$ :

D$)0\mathrm{.}25*$

in$)11$ :