When Frank, Hironaka, and Schofer (2000) studied the historical development of environmental protection around the world from 1900 to the late 1900s, they were conducting what kind of research?

Until relatively recently, whose view of international law argued that international law was class-based, and that absolute sovereignty did not exist?

a. the First World (the United States and the West) b. the old Second World (the USSR and Eastern Europe) c. the Developing World d. China

What does generalizability refers to?

a) results that may be applied to different populations in different settings b) results that apply only to the sample studied c) convenience sampling d) using a table of random numbers