Instrumental conditioning is another name for:

"I can see large spiders crawling up my walls." Which symptom of schizophrenia is this?

a. Visual hallucinations b. Olfactory hallucinations c. Delusions of persecution d. Auditory hallucinations

Some studies have suggested that our personalities become _______ as we grow older

a. more fluid b. more stable c. more mature d. more difficult to maintain