Whenever Vernon comes home too late on a Saturday night, his parents refuse to give him his weekly allowance. Vernon's parents are using what technique to modify his behavior?

Approximately what percent of emerging adults who were obese as children became adults of normal weight due to healthier eating and social patterns, according to a large study in Britain?

33 50 66 75

Chronological age is an accurate marker of level of adult cognition

Indicate whether this statement is true or false.