______ in politics is the philosophy that ideas should be judged on the basis of their practical results rather than the purity of their principles

Scientists are skeptical of research results that appear in the popular press rather than in professional journals because

a. the scientists may not hear about that research. b. research in the popular press is often more about politics than science. c. the research will not have gone through peer review so its quality is unknown. d. scientists do not like it when the public hears about the research first.

Which branch of philosophy studies that which constitutes truth?

a. Indicators b. Epistemology c. Operationalism d. None of the above is true.