__________ is marked by excessive euphoria, inflated self-esteem, wild optimism, and hyperactivity

Case studies, naturalistic observation, and surveys are BEST suited for ______ behaviors, beliefs, opinions, and attitudes

a. explaining b. predicting c. describing d. determining the causes of

As a door opens toward you, you perceive it as a rectangular door. As you go through the door, the actual image changes on the retina (from rectangular to trapezoid). However, you still recognize it as a rectangular door. This is an example of

a. perceptual closure. b. shape constancy. c. ambiguous stimuli. d. retinal disparity.