The Plasma concentration at zero time

For a$$79\mathrm{Kg}$$woman 30 years-old, theVD​of a drug given at a dose of$$60\mathrm{mg}/\mathrm{kg}$$is$$140\mathrm{L}$$. The plasma concentration at zero time is (round the decimals)? A.$$6\mathrm{ug}/\mathrm{ml}$$B.$$34\mathrm{ug}/\mathrm{ml}$$C.$$474\mathrm{ug}/\mathrm{ml}$$D.$$4\mathrm{mg}/\mathrm{kg}$$E.$$50\mathrm{mg}/\mathrm{kg}$$