Shopping at a flea market, you come across a book whose cover is ripped off. Skimming through it, you come across chapters entitled "Collective Unconscious," "Archetypes," and "Analytic Psychology."

American artist, Frederick Edwin Church, painted the entrance to Petra, a ancient city in Jordan, in 1874. We, the viewer, knows that the famous Treasury is beyond the dark canyon thanks to the depth cue of ______________.

a. convergence b. occlusion c. aerial perspective d. linear perspective

Of the following, the only symptom that both patients with narcolepsy and patients with hypersomnia experience is a. falling asleep during normal waking hours. b. sudden loss of muscle tone

c. sleep paralysis. d. hypnagogic hallucinations.