Which of the following is an accurate definition of absolute advantage as it relates to international trade? a. having absolute advantage means that one nation can produce a good or service more efficiently than anyone else. b. absolute advantage in terms of international trade refers to the nation with the highest overall balance of payments statement. c. absolute advantage is when a nation can produce a good or service at a lower opportunity cost than any other nation. d. having absolute advantage means that one nation can finance all other nations' deficits without falling into debt.

Aresearcher conducting behavioral research collects individually identifiable sensitive information about illicit drug use and other illegal behaviors by surveying college students. the data are stored on a laptop computer without encryption, and the laptop computer is stolen from the researcher’s car on the way home from work. this is an unanticipated problem that must be reported because the incident was (a) unexpected (i.e., the researchers did not anticipate the theft); (b) related to participation in the research; and (c) placed the subjects at a greater risk of psychological and social harm from the breach in confidentiality of the study data than was previously known or recognized. according to ohrp, this unanticipated problem must be reported to the irb in which timeframe? promptlywithin 48 hourswithin 24 hourswithin two weeks