If Demand Is Downward Sloping and There Is Tax on the Good,Consumer

If demand is downward sloping and there is tax on the good,Consumer surplus equals

A) The area between the demand curve and the price,up to the equilibrium quantity.
B) Total surplus minus producer surplus.
C) Total surplus minus producer surplus and government tax revenue.
D) Total surplus minus producer surplus,government tax revenue,and dead-weight loss.