The DSM-5 criteria for intellectual disability reflect the idea that no single test of _________ should be used to determine diagnosis.

In the classical procedure, the term "unconditioned" refers to

a. not having to be controlled by the experimenter. b. not being dependent or conditional on anything that happens during the experiment. c. always being the same regardless of which animal species is being studied. d. always having the same effects. e. always being in the same relation.

According to ________, we learn by associating a neutral stimulus with a natural, biological stimulus

a. classical conditioning b. humanistic theory c. operant conditioning d. observational learning