A price ceiling will have no impact on a market if it is set  Select one: a. to maintain parity b. below the equilibrium price  c. below last year’s average price d. above the equilibrium price  e. by knowledgeable government officials

Please help me find the answer to the following. I got the answer wrong.

Which of the following are examples of markets?   touts selling tickets outside concert halls   sale of illegal arms   wartime food rationing   auction websites such as eBay

Question 2: Suppose Qd= 100- 10P Qs = 10P a. Draw a graph using the supply and demand equation assuming no trade. Calculateequilibrium P, Q, consumer, producer and total surplus.   b. Draw another graph assuming that trade is allowed. Calculate quantity domesticallyconsumed, domestically produced, imports, consumer surplus, producer surplus assumingworld price =$3.   c. What happens to consumer surplus and producer surplus after trade? Does total surplusincrease or decrease after trade? Show your calculations.   i need the the diagram