Please help u tried to searching every assignment I can’t find answers I will be thankful if u give me answers :)

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?

The government of country a has determined there is a coal shortage based on mining reports.as a result of these data, the government decreases coal exports to other nations. access to information country a

6) why do you think the battle of concord was important of the patriot soldiers?