【单选题】Bernice Gallego sat down one day this summer, as she does pretty much every day, and began listing items on eBay. She dug into a box and pulled out a baseball card. She stopped for a moment and admire...
【单选题】(1)In the late 1800s, the lines between social classes tended to blur in the large cities, much to the discomfort of the wealthy who struggled to separate themselves from the hoi polloi in various way...