Selena overhears a classmate from her educational psychology class state that piaget's theory of cognitive development implies a teacher-centered approach to instruction rather than a student-centered approach since cognitive development is more effectively stimulated and guided by those who are more knowledgeable and skilled. selena is fairly certain that this reflects vygotsky's theory but decides to first check chapter 2 of psychology applied to teaching. selena's behavior best reflects the effect of

Before they can be published, scientific papers must be peer-reviewed. this means that: a) some other scientific experts read the papers and guarantee that they are true. b) some other scientific experts read the papers and provide quality control by eliminating many mistakes. c) an editor reads the papers, to make sure that all the semicolons are in the correct places. d) everyone in the world is given the opportunity to comment on the papers through a specially maintainedblog. e) government bureaucrats read the papers, to be sure that the papers do not insult the political positions ofthe current officeholders.