Which of the following demonstrates a market failure? Select all that apply. " Your marginal benefit from a jacket that costs $300 would be $80, but you decide to buy it for $140 on Black Friday because it's on such a steep discount. O The negative externalities of carbon emissions result in overproduction. Apple can increase the price of an iphone without losing all of its sales. O You don't trust your dentist when they recommend $400 of work. Therefore, you decide not to fix your cavity. At an equilibrium wage of $12/hr, a worker has negative saving every month after paying for rent, food, and student loans.10 points Saved The graph shows the market for corn with a price floor of $7. After the price floor is in place, how many bushels of corn are bought or sold? Supply Price ($) Price floor Demand 8.38 10.86 Quantity (bushels)