Becky wants to buy a new cell phone. she asks her friends who are technologically savvy to recommend a good, lightweight phone that is easy to use. in this scenario, becky is obtaining information using a(n) a. nonmarketing-controlled information source b. internal information search c. marketing-controlled information source d. external information search

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