Lucille consults her doctor about osteoporosis. The doctor tells her that her chances of having a bone fracture after age 50 is about ______

A positive consequence or presentation of a stimulus _____.

a. is about as effective as classical conditioning in changing behavior b. will likely have only a week effect in changing behavior

Two-year old Mason placed a crayon on paper and quickly drew a line across the page, explaining, "Car zooms!" Which of the following statements best describes Mason's drawing progress?

A) His gestures rather than the resulting scribbles contained the intended representation. B) His gesture made a recognizable shape, and then he labeled it. C) He used lines to represent the boundaries of objects. D) His drawing contained perceptual distortions because he had just begun to represent depth.