Suppose a Tax Is Levied on the Sellers of a Good;

Suppose a tax is levied on the sellers of a good;

A) then the supply curve shifts upward by the amount of the tax.
B) then the quantity demanded decreases for all conceivable prices of the good.
C) this means that the sellers of the good will receive a lower price from buyers, not that the sellers are actually responsible for paying the tax to the government.
D) All of the above are correct.