Callie is a child with an easy-going temperament. One Saturday she spends the day with her cousin Lauren. Callie observes Lauren telling her father "No!" every time he asks her to do something. The next day when Callie is home, her mother asks her to bring her cup to the sink. Callie said, "No!" Which sensorimotor substage is Callie most likely in?

1. Coordination of secondary circular reactions
2. Secondary circular reactions
3. Internalization of schemes
4. Tertiary circular reactions

How has china attempted to increase its gdp since the end of the 20th

Explain in detail the events that led to the fall of the soviet union. explain the importance of the foreign policy shift from brinkmanship to détente during the cold war.be sure to include evidence to support your answer describe the challenges to nation-building that exist in africa today .

Agraduate student wants to examine the effect of print media versus televised media on individuals’ position on several social issues. the superintendent of a local work release facility, a family friend, will allow the graduate student access to the prison population to her quickly accrue subjects. the student’s irb should: approve this project since the risk appears to be no > minimal.not approve this project because the prisoners are merely a population of convenience for the student.approve this project since the superintendent is the ultimate authority on what happens in his facility.approve this project but submit it for federal review.