In your own words what is demand

When cell phones were first entering the market, they were relatively large and reception was undependable. all cell phones were essentially the same. but as the technology developed, many competitors entered, introducing features unique to their phones. today, cell phones are only a small fraction of the size and weight of their predecessors. consumers can buy cell phones with color screens, cameras, internet access, daily planners, or voice activation (and any combination of these features). the history of the cell phone demonstrates what marketing trend?

A.j. was a newly hired attorney for idle time gaming, inc. even though he reported directly to the president of the company, a.j. noticed that the president always had time to converse with the director of sales, calling on him to get a pulse on legal/regulatory issues that, as the company attorney, a.j. could have probably handled. a.j. also noted that the hr manager’s administrative assistant was the go-to person for a number of things that would make life easier at work. a.j. was recognizing the culture at idle time gaming.

When used-car dealers signal the quality of a used car with a warranty, a. buyers believe the signal because the cost of a false signal is high b. it is not rational to believe the signal because some used-car dealers are crooked c. the demand for lemons is eliminated d. the price of a lemon rises above the price of a good used car because warranty costs on lemons are greater than warranty costs on good used cars