What event was The Bay of Pigs invasion a response to? Soviet placement of missiles in Cuba
Kennedy's election as president
Castro's rise to power in Cuba
Soviet advances in space

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 north american colonies experienced a steady increase in population since the first settlement in jamestown in 1607. by 1775, the colonies' population was around 2,500,000, and most of the colonists lived east of the allegheny mountains. how did geography influence the settlement of america's first colonies?

At the beginning, the international supermarket chain‘s individual store in china has great authority to make major decisions, such as pricing, purchasing. now the company is planning to establish 4 purchasing centers by which the decision of purchasing will be made and purchasing activities will be taken for the individual store in the relevant regions. what challenges the company will face when it changes the purchasing mode?