In an interview with the text's author, mitchell duneier describes his desire to conduct research that adheres to the ethical guidelines of social research. if duneier had interviewed street vendors by secretly recording their interactions, what ethical guideline would he have violated? informed c

I believe the answer is: Informed consent

informed consent refers to the concept which give the client who would receive a certain treatment to obtain full rights on being informed regarding the treatment and the risk it may carry. The medical personnel or researchers must respect the decision made by the client even if they have differing opinions.

the correct answer is modern american cars are not available due to trade restrictions.

trade between cuba and the united states have serious restrictions. the u.s. imposed an economic embargo on cuba, that among other things means that modern american cars are not available due to trade restrictions.

in response to some governmental actions of the authorities from cuba, president john f. kennedy proclaimed an embargo on trade between both countries in february 1962. the trade embargo remains active until this day and was implemented directly by the departments of commerce and the department of treasury.

in president trump’s administration, there is a national security presidential memorandum that "strengthens the policy of the u. s.", affecting trade with cuba.