A conditioned reinforcer that is used in a token economy to increase desirable behavior is referred to as a(an):

Genetics appear to play a major role in the etiology of

a. mathematics disorder and disorder of written expression. b. all specific learning disorders. c. reading disorder. d. mathematics and reading disorders.

There are two types of declarative memory : __________ and __________

a) read-only memory; random-access memory. b) episodic memory; semantic memory. c) sensory memory; working memory. d) iconic memory; task memory.