On what basis is the united states divided into judicial districts?

Explain the diversity of race in latin america

Psychologists studying infant memory want to determine at what age babies can remember specific events. an experimenter uses several puppets to demonstrate a series of actions while the infant watches. after a delay, the experimenter records how many of the actions the child imitates when playing with the puppets. what is the dependent variable?

What conflict ended the false doctrine of "states rights"