D. All of the above are correct. Question 19 1 OL Price 15 + 2 12 9 3 --- 6+ 3+ Demand 40 ks 80 105 120 160 Quantity What is the amount of the tax per unit? Selected Answer: D. $4 Answers: A. $1 B. $2 C. $3 D. $4Question 20 X Refer to the graph above, the price that buyers pay after the tax is imposed is 0 out of 1 points Selected Answer: A. $8 Answers: A. $8 B. $9 C. $10.5 D. $12 Question 21 0 out of 1 points X Refer to the graph above, the price that sellers really get (Ps) is Selected Answer: C. $10.5 Answers: A. $8 B. $9 C. $10.5 D. $12 Question 22 0 out of 1 points TPrice X 15+ 12- 9:08 PM QLOBO P 6/12/2022