Your roommate argues that computers can perform several complex tasks better and more accurately than humans. you counter her argument by mentioning that computers cannot a task that only humans have the means to perform.

When does a metropolitan area become a megalopolis?

How do economists measure the success, or shortcomings, of the economy?

Micah is studying child behavior in playgrounds throughout the world. he wants to see how the children react when teachers select the same child to be the first to use each piece of equipment. which approach is micah is using?