4. Suppose a tax of $2 per unit is imposed on this market. Which of the following is most close to the true answer? (A) One-fourth of the burden of the tax will fall on buyers, and three-fourths of the burden of the tax will fall on sellers. (B) One-third of the burden of the tax will fall on buyers, and two-thirds of the burden of the tax will fall on sellers. (C) One-half of the burden of the tax will fall on buyers, and one-half of the burden of the tax will fall on sellers. (D) Three-fourths of the burden of the tax will fall on buyers, and one-fourth of the burden of the tax will fall on sellers.