Elena is researching the relationship between stress and subsequent health in normal individuals. She is likely to find a correlation around

A researcher wants to study developing human fetuses that have already been exposed to radiation. Which type of research would be best suited for this?

A) Experimentation B) Quasi-experimentation C) Case study D) Naturalistic observation

Regarding perceptual constancies, which of the following statements is FALSE?

a. On the highway, alcohol intoxication impairs size and shape constancy, adding to the accident rate among drunk drivers. b. The energy patterns reaching our senses are constantly changing, even when they occur from the same object. c. Perceptual constancies are based solely on prior experience with no aspect of these constancies being innate. d. Perceptual constancies impose order on the changing and often confusing information coming from the world around us.