Three-year-old jesse used to call all moving vehicles "car." he now accurately categorizes moving vehicles into trucks, cars, motorcycles, and buses. jesse has to fit new information into his existing scheme

Francine, a college freshman, has agreed to participate in a psychology research study. before she begins her participation, she reads a statement written by the researcher explaining the purpose of the research and the potential risks of participation. it also explains that francine is free to withdraw from the research at any time. in providing francine with this statement, the researcher has followed the ethical guidelines of for participants.