In order to be diagnosed with compulsive gambling disorder it must be explained by a manic episode.

What did Gray find particularly remarkable about psychology?

a. That it continues to exist despite its lack of scientific rigor b. That it is centrally related to so many other academic disciplines c. That it has solved so many of the problems it arose to address d. That it has yet to develop any useful theories

Testability is very closely associated with the idea of:

A) operational definitions B) parsimony C) logical negativism D) prelogical operationism