What is this one ?

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?

Abrief, "first-step" presentation of a work to be completed is called a

What name is given to the money that had to be paid by germany in ww2