Many teens think that the rate of drug and alcohol use among their peers is much lower than it actually is. true or false?

The name of mexico before it won independence

What was piaget's explanation as to why preschool-age children in the preoperational stage make errors on tasks requiring conservation? a) preschool children's tendency toward centration prevents them from focusing on other relevant features of a situation b) preschool children have not yet developed numerical understanding; therefore, different amounts are meaningless c) preschool children's neural-visual network is not fully matured d) preschool children have not lived long enough and accrued enough experience to know the difference between quantities

The occurs when someone offers an unnecessary reward beforehand in an obvious effort to control behavior.