When markets fail, public policy can A. in theory, remedy the problem, but in practice, public policy has proven to be ineffective. B. potentially remedy the problem and increase economic efficiency. C. always remedy the problem and increase economic efficiency. D. do nothing to improve the situation.

Acrosswalk_when there are no pavement markings.

Gerda, a real estate agent, is selling a moderately priced house in a subdivision. she knows from her uncle that the factory being built half a mile from the subdivision will be manufacturing dog food, using a process that creates a very strong odor that permeates the surrounding neighborhood. a buyer, who is unaware of the type of factory under construction, makes an offer on one of the houses gerda is selling, and within a short time, the deal goes through. what does this scenario best illustrate?

Describe three scenarios in which you might utilize mathematics to investigate a crime scene, accident scene, or to make decisions involving police practice. be sure to explain how math is used in police as they work through each scenario.