Marianna is a high school student. considering what psychologists have learned about the effects of gender schemas, and without knowing anything else about marianna, in which area would you expect her to have the highest motivation to achieve?

The economy of the united states is best described as

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

Powers shared by the federal government and state governments are known as .