What lessons does Michelle Obama think that the students in her audience can gain from her father’s life experience!

How do i use this to get the right answer

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?

Segregation or discriminatory practices that occur even when there is no explicit legal enforcement