How did the federal government respond to rioting in detroit in 1967

What does the exposition in the beginning of act one tell readers about the way they are to perceive the events that follow? explain?

What was the french and indian war about

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?