What are Tucson, Phoenix and Flagstaff examples of?countries, states, counties or cities

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?

Which factors are examples of how technology may have affected the great migration apex

4. write short introduction to aaran and jaanto technology.