Which of the following is NOT associated with the concept of arbitrariness?

A patient with anterograde amnesia can easily use the telephone, but when asked they don't remember who they spoke to during the say. This tells us that:

a) The amnesia has affected their declarative memory and not their procedural memory b) The amnesia has affected the procedural memory as well as their declarative memory c) The amnesia has affected procedural memory and not declarative memory d) There might have been some interference with the task, and they should remember both pieces of information.

An organized system of assumptions and principles that purports to explain a specified set of phenomena and their interrelationships is called a(n) __________

a. hypothesis. b. operational definition. c. research design. d. theory.